AbstractMethodError.java: Re-merged with Classpath.
* java/lang/AbstractMethodError.java: Re-merged with Classpath. * java/lang/ArithmeticException.java: Likewise. * java/lang/ArrayIndexOutOfBoundsException.java: Likewise. * java/lang/ArrayStoreException.java: Likewise. * java/lang/Byte.java: Likewise. * java/lang/CharSequence.java: Likewise. * java/lang/ClassCastException.java: Likewise. * java/lang/ClassCircularityError.java: Likewise. * java/lang/ClassFormatError.java: Likewise. * java/lang/CloneNotSupportedException.java: Likewise. * java/lang/Cloneable.java: Likewise. * java/lang/Comparable.java: Likewise. * java/lang/Compiler.java: Likewise. * java/lang/Error.java: Likewise. * java/lang/ExceptionInInitializerError.java: Likewise. * java/lang/IllegalAccessError.java: Likewise. * java/lang/IllegalAccessException.java: Likewise. * java/lang/IllegalArgumentException.java: Likewise. * java/lang/IllegalMonitorStateException.java: Likewise. * java/lang/IllegalStateException.java: Likewise. * java/lang/IllegalThreadStateException.java: Likewise. * java/lang/IncompatibleClassChangeError.java: Likewise. * java/lang/IndexOutOfBoundsException.java: Likewise. * java/lang/InheritableThreadLocal.java: Likewise. * java/lang/InstantiationError.java: Likewise. * java/lang/InstantiationException.java: Likewise. * java/lang/InternalError.java: Likewise. * java/lang/InterruptedException.java: Likewise. * java/lang/LinkageError.java: Likewise. * java/lang/NegativeArraySizeException.java: Likewise. * java/lang/NoClassDefFoundError.java: Likewise. * java/lang/NoSuchFieldError.java: Likewise. * java/lang/NoSuchFieldException.java: Likewise. * java/lang/NoSuchMethodError.java: Likewise. * java/lang/NoSuchMethodException.java: Likewise. * java/lang/NullPointerException.java: Likewise. * java/lang/NumberFormatException.java: Likewise. * java/lang/OutOfMemoryError.java: Likewise. * java/lang/Process.java: Likewise. * java/lang/Runnable.java: Likewise. * java/lang/RuntimePermission.java: Likewise. * java/lang/SecurityException.java: Likewise. * java/lang/Short.java: Likewise. * java/lang/StackOverflowError.java: Likewise. * java/lang/StringIndexOutOfBoundsException.java: Likewise. * java/lang/ThreadDeath.java: Likewise. * java/lang/ThreadLocal.java: Likewise. * java/lang/UnknownError.java: Likewise. * java/lang/UnsatisfiedLinkError.java: Likewise. * java/lang/UnsupportedClassVersionError.java: Likewise. * java/lang/UnsupportedOperationException.java: Likewise. * java/lang/VerifyError.java: Likewise. * java/lang/VirtualMachineError.java: Likewise. * java/lang/reflect/InvocationTargetException.java: Likewise. * java/net/BindException.java: Likewise. * java/net/ConnectException.java: Likewise. * java/net/MalformedURLException.java: Likewise. * java/net/NoRouteToHostException.java: Likewise. * java/net/ProtocolException.java: Likewise. * java/net/SocketException.java: Likewise. * java/net/UnknownHostException.java: Likewise. * java/net/UnknownServiceException.java: Likewise. From-SVN: r54656
This commit is contained in:
Tom Tromey
Tom Tromey
parent
34442f32a2
commit
3e1b181a67
63 changed files with 2168 additions and 2216 deletions
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@ -1,5 +1,5 @@
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/* Byte.java -- object wrapper for byte
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Copyright (C) 1998, 2001 Free Software Foundation, Inc.
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Copyright (C) 1998, 2001, 2002 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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@ -7,7 +7,7 @@ GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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@ -48,128 +48,76 @@ package java.lang;
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* @author Paul Fisher
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* @author John Keiser
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* @author Per Bothner
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* @since JDK 1.0
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* @author Eric Blake <ebb9@email.byu.edu>
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* @since 1.1
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* @status updated to 1.4
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*/
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public final class Byte extends Number implements Comparable
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public final class Byte extends Number implements Comparable
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{
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static final long serialVersionUID = -7183698231559129828L;
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/**
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* Compatible with JDK 1.1+.
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*/
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private static final long serialVersionUID = -7183698231559129828L;
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/**
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* The minimum value a <code>byte</code> can represent is -128.
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* The minimum value a <code>byte</code> can represent is -128 (or
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* -2<sup>7</sup>).
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*/
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public static final byte MIN_VALUE = -128;
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/**
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* The maximum value a <code>byte</code> can represent is 127.
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* The maximum value a <code>byte</code> can represent is 127 (or
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* 2<sup>7</sup> - 1).
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*/
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public static final byte MAX_VALUE = 127;
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/**
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* The primitive type <code>byte</code> is represented by this
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* The primitive type <code>byte</code> is represented by this
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* <code>Class</code> object.
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*/
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public static final Class TYPE = VMClassLoader.getPrimitiveClass('B');
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/**
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* The immutable value of this Byte.
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*
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* @serial the wrapped byte
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*/
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private final byte value;
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/**
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* Create a <code>Byte</code> object representing the value of the
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* Create a <code>Byte</code> object representing the value of the
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* <code>byte</code> argument.
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*
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* @param value the value to use
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*/
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public Byte(byte value)
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*/
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public Byte(byte value)
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{
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this.value = value;
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}
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/**
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* Create a <code>Byte</code> object representing the value specified
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* by the <code>String</code> argument.
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* Create a <code>Byte</code> object representing the value specified
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* by the <code>String</code> argument
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*
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* @param s the string to convert.
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* @param s the string to convert
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* @throws NumberFormatException if the String does not contain a byte
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* @see #valueOf(String)
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*/
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public Byte(String s) throws NumberFormatException
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public Byte(String s)
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{
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value = parseByte(s, 10);
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}
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/**
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* Return a hashcode representing this Object.
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*
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* <code>Byte</code>'s hash code is calculated by simply returning its
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* value.
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*
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* @return this Object's hash code.
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*/
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public int hashCode()
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{
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return value;
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}
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/**
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* Returns <code>true</code> if <code>obj</code> is an instance of
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* <code>Byte</code> and represents the same byte value.
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* @return whether these Objects are semantically equal.
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*/
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public boolean equals(Object obj)
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{
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return ((obj instanceof Byte) && (value == ((Byte)obj).byteValue()));
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}
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/**
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* Converts the <code>byte</code> to a <code>String</code> and assumes
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* a radix of 10.
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* @param i the <code>byte</code> to convert to <code>String</code>
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* @return the <code>String</code> representation of the argument.
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*/
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public static String toString(byte i)
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{
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return Integer.toString ((int) i);
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}
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/**
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* Converts the <code>Byte</code> value to a <code>String</code> and
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* assumes a radix of 10.
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* @return the <code>String</code> representation of this <code>Byte</code>.
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*/
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public String toString()
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{
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return Integer.toString ((int) value);
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}
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/**
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* Creates a new <code>Byte</code> object using the <code>String</code>,
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* assuming a radix of 10.
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* @param s the <code>String</code> to convert.
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* @return the new <code>Byte</code>.
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* @see #Byte(java.lang.String)
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* @see #parseByte(java.lang.String)
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* @exception NumberFormatException thrown if the <code>String</code>
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* cannot be parsed as a <code>byte</code>.
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*
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* @param b the <code>byte</code> to convert to <code>String</code>
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* @return the <code>String</code> representation of the argument
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*/
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public static Byte valueOf(String s) throws NumberFormatException
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public static String toString(byte b)
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{
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return new Byte(parseByte(s));
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}
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/**
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* Creates a new <code>Byte</code> object using the <code>String</code>
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* and specified radix (base).
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* @param s the <code>String</code> to convert.
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* @param radix the radix (base) to convert with.
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* @return the new <code>Byte</code>.
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* @see #parseByte(java.lang.String,int)
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* @exception NumberFormatException thrown if the <code>String</code>
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* cannot be parsed as a <code>byte</code>.
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*/
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public static Byte valueOf(String s, int radix)
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throws NumberFormatException
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{
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return new Byte(parseByte(s, radix));
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return String.valueOf(b);
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}
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/**
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@ -177,138 +125,233 @@ public final class Byte extends Number implements Comparable
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* This function assumes a radix of 10.
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*
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* @param s the <code>String</code> to convert
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* @return the <code>byte</code> value of the <code>String</code>
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* argument.
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* @exception NumberFormatException thrown if the <code>String</code>
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* cannot be parsed as a <code>byte</code>.
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* @return the <code>byte</code> value of <code>s</code>
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* @throws NumberFormatException if <code>s</code> cannot be parsed as a
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* <code>byte</code>
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* @see #parseByte(String)
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*/
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public static byte parseByte(String s) throws NumberFormatException
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public static byte parseByte(String s)
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{
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return parseByte(s, 10);
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}
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/**
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* Converts the specified <code>String</code> into a <code>byte</code>
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* using the specified radix (base).
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* Converts the specified <code>String</code> into an <code>int</code>
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* using the specified radix (base). The string must not be <code>null</code>
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* or empty. It may begin with an optional '-', which will negate the answer,
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* provided that there are also valid digits. Each digit is parsed as if by
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* <code>Character.digit(d, radix)</code>, and must be in the range
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* <code>0</code> to <code>radix - 1</code>. Finally, the result must be
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* within <code>MIN_VALUE</code> to <code>MAX_VALUE</code>, inclusive.
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* Unlike Double.parseDouble, you may not have a leading '+'.
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*
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* @param str the <code>String</code> to convert
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* @param s the <code>String</code> to convert
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* @param radix the radix (base) to use in the conversion
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* @return the <code>String</code> argument converted to </code>byte</code>.
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* @exception NumberFormatException thrown if the <code>String</code>
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* cannot be parsed as a <code>byte</code>.
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* @return the <code>String</code> argument converted to </code>byte</code>
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* @throws NumberFormatException if <code>s</code> cannot be parsed as a
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* <code>byte</code>
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*/
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public static byte parseByte(String str, int radix)
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throws NumberFormatException
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public static byte parseByte(String s, int radix)
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{
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int i = Integer.parseInt(str, radix);
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if (i < MIN_VALUE || i > MAX_VALUE)
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int i = Integer.parseInt(s, radix, false);
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if ((byte) i != i)
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throw new NumberFormatException();
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return (byte) i;
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}
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/**
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* Creates a new <code>Byte</code> object using the <code>String</code>
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* and specified radix (base).
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*
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* @param s the <code>String</code> to convert
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* @param radix the radix (base) to convert with
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* @return the new <code>Byte</code>
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* @throws NumberFormatException if <code>s</code> cannot be parsed as a
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* <code>byte</code>
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* @see #parseByte(String, int)
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*/
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public static Byte valueOf(String s, int radix)
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{
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return new Byte(parseByte(s, radix));
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}
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/**
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* Creates a new <code>Byte</code> object using the <code>String</code>,
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* assuming a radix of 10.
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*
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* @param s the <code>String</code> to convert
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* @return the new <code>Byte</code>
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* @throws NumberFormatException if <code>s</code> cannot be parsed as a
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* <code>byte</code>
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* @see #Byte(String)
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* @see #parseByte(String)
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*/
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public static Byte valueOf(String s)
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{
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return new Byte(parseByte(s, 10));
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}
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/**
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* Convert the specified <code>String</code> into a <code>Byte</code>.
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* The <code>String</code> may represent decimal, hexadecimal, or
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* The <code>String</code> may represent decimal, hexadecimal, or
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* octal numbers.
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*
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* The <code>String</code> argument is interpreted based on the leading
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* characters. Depending on what the String begins with, the base will be
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* interpreted differently:
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* <p>The extended BNF grammar is as follows:<br>
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* <pre>
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* <em>DecodableString</em>:
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* ( [ <code>-</code> ] <em>DecimalNumber</em> )
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* | ( [ <code>-</code> ] ( <code>0x</code> | <code>0X</code>
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* | <code>#</code> ) { <em>HexDigit</em> }+ )
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* | ( [ <code>-</code> ] <code>0</code> { <em>OctalDigit</em> } )
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* <em>DecimalNumber</em>:
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* <em>DecimalDigit except '0'</em> { <em>DecimalDigit</em> }
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* <em>DecimalDigit</em>:
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* <em>Character.digit(d, 10) has value 0 to 9</em>
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* <em>OctalDigit</em>:
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* <em>Character.digit(d, 8) has value 0 to 7</em>
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* <em>DecimalDigit</em>:
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* <em>Character.digit(d, 16) has value 0 to 15</em>
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* </pre>
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* Finally, the value must be in the range <code>MIN_VALUE</code> to
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* <code>MAX_VALUE</code>, or an exception is thrown.
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*
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* <table>
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* <tr><th>Leading<br>Characters</th><th>Base</th></tr>
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* <tr><td>#</td><td>16</td></tr>
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* <tr><td>0x</td><td>16</td></tr>
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* <tr><td>0X</td><td>16</td></tr>
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* <tr><td>0</td><td>8</td></tr>
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* <tr><td>Anything<br>Else</td><td>10</td></tr>
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* </table>
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*
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* @param str the <code>String</code> to interpret.
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* @return the value of the String as a <code>Byte</code>.
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* @exception NumberFormatException thrown if the <code>String</code>
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* cannot be parsed as a <code>byte</code>.
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* @param s the <code>String</code> to interpret
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* @return the value of the String as a <code>Byte</code>
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* @throws NumberFormatException if <code>s</code> cannot be parsed as a
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* <code>byte</code>
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* @throws NullPointerException if <code>s</code> is null
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* @see Integer#decode(String)
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*/
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public static Byte decode(String str) throws NumberFormatException
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public static Byte decode(String s)
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{
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int i = (Integer.decode(str)).intValue();
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if (i < MIN_VALUE || i > MAX_VALUE)
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int i = Integer.parseInt(s, 10, true);
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if ((byte) i != i)
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throw new NumberFormatException();
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return new Byte((byte) i);
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}
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/** Return the value of this <code>Byte</code> as an <code>short</code>.
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** @return the value of this <code>Byte</code> as an <code>short</code>.
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**/
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/**
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* Return the value of this <code>Byte</code>.
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*
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* @return the byte value
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*/
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public byte byteValue()
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{
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return value;
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}
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/** Return the value of this <code>Byte</code> as an <code>short</code>.
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** @return the value of this <code>Byte</code> as an <code>short</code>.
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**/
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/**
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* Return the value of this <code>Byte</code> as a <code>short</code>.
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*
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* @return the short value
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*/
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public short shortValue()
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{
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return value;
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}
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/** Return the value of this <code>Byte</code> as an <code>int</code>.
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** @return the value of this <code>Byte</code> as an <code>int</code>.
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**/
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/**
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* Return the value of this <code>Byte</code> as an <code>int</code>.
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*
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* @return the int value
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*/
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public int intValue()
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{
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return value;
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}
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/** Return the value of this <code>Byte</code> as a <code>long</code>.
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** @return the value of this <code>Byte</code> as a <code>long</code>.
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**/
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/**
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* Return the value of this <code>Byte</code> as a <code>long</code>.
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*
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* @return the long value
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*/
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public long longValue()
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{
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return value;
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}
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/** Return the value of this <code>Byte</code> as a <code>float</code>.
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||||
** @return the value of this <code>Byte</code> as a <code>float</code>.
|
||||
**/
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||||
/**
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||||
* Return the value of this <code>Byte</code> as a <code>float</code>.
|
||||
*
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||||
* @return the float value
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||||
*/
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||||
public float floatValue()
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||||
{
|
||||
return value;
|
||||
}
|
||||
|
||||
/** Return the value of this <code>Byte</code> as a <code>double</code>.
|
||||
** @return the value of this <code>Byte</code> as a <code>double</code>.
|
||||
**/
|
||||
/**
|
||||
* Return the value of this <code>Byte</code> as a <code>double</code>.
|
||||
*
|
||||
* @return the double value
|
||||
*/
|
||||
public double doubleValue()
|
||||
{
|
||||
return value;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Compare two Bytes numerically by comparing their
|
||||
* <code>byte</code> values.
|
||||
* @return a positive value if this <code>Byte</code> is greater
|
||||
* in value than the argument <code>Byte</code>; a negative value
|
||||
* if this <code>Byte</code> is smaller in value than the argument
|
||||
* <code>Byte</code>; and <code>0</code>, zero, if this
|
||||
* <code>Byte</code> is equal in value to the argument
|
||||
* <code>Byte</code>.
|
||||
* Converts the <code>Byte</code> value to a <code>String</code> and
|
||||
* assumes a radix of 10.
|
||||
*
|
||||
* @return the <code>String</code> representation of this <code>Byte</code>
|
||||
* @see Integer#toString()
|
||||
*/
|
||||
public String toString()
|
||||
{
|
||||
return String.valueOf(value);
|
||||
}
|
||||
|
||||
/**
|
||||
* Return a hashcode representing this Object. <code>Byte</code>'s hash
|
||||
* code is simply its value.
|
||||
*
|
||||
* @return this Object's hash code
|
||||
*/
|
||||
public int hashCode()
|
||||
{
|
||||
return value;
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns <code>true</code> if <code>obj</code> is an instance of
|
||||
* <code>Byte</code> and represents the same byte value.
|
||||
*
|
||||
* @param obj the object to compare
|
||||
* @return whether these Objects are semantically equal
|
||||
*/
|
||||
public boolean equals(Object obj)
|
||||
{
|
||||
return obj instanceof Byte && value == ((Byte) obj).value;
|
||||
}
|
||||
|
||||
/**
|
||||
* Compare two Bytes numerically by comparing their <code>byte</code> values.
|
||||
* The result is positive if the first is greater, negative if the second
|
||||
* is greater, and 0 if the two are equal.
|
||||
*
|
||||
* @param b the Byte to compare
|
||||
* @return the comparison
|
||||
* @since 1.2
|
||||
*/
|
||||
public int compareTo(Byte b)
|
||||
{
|
||||
return (int)(value - b.byteValue());
|
||||
return value - b.value;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Behaves like <code>compareTo(java.lang.Byte)</code> unless the Object
|
||||
* is not a <code>Byte</code>. Then it throws a
|
||||
* <code>ClassCastException</code>.
|
||||
* @exception ClassCastException if the argument is not a
|
||||
* <code>Byte</code>.
|
||||
* Behaves like <code>compareTo(Byte)</code> unless the Object
|
||||
* is not a <code>Byte</code>.
|
||||
*
|
||||
* @param o the object to compare
|
||||
* @return the comparison
|
||||
* @throws ClassCastException if the argument is not a <code>Byte</code>
|
||||
* @see #compareTo(Byte)
|
||||
* @see Comparable
|
||||
* @since 1.2
|
||||
*/
|
||||
public int compareTo(Object o)
|
||||
{
|
||||
return compareTo((Byte)o);
|
||||
return compareTo((Byte) o);
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue