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Imported GNU Classpath 0.90

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Imported GNU Classpath 0.90
       * scripts/makemake.tcl: Set gnu/java/awt/peer/swing to ignore.
       * gnu/classpath/jdwp/VMFrame.java (SIZE): New constant.
       * java/lang/VMCompiler.java: Use gnu.java.security.hash.MD5.
       * java/lang/Math.java: New override file.
       * java/lang/Character.java: Merged from Classpath.
       (start, end): Now 'int's.
       (canonicalName): New field.
       (CANONICAL_NAME, NO_SPACES_NAME, CONSTANT_NAME): New constants.
       (UnicodeBlock): Added argument.
       (of): New overload.
       (forName): New method.
       Updated unicode blocks.
       (sets): Updated.
       * sources.am: Regenerated.
       * Makefile.in: Likewise.

From-SVN: r111942
This commit is contained in:
Mark Wielaard 2006-03-10 21:46:48 +00:00
parent 27079765d0
commit 8aa540d2f7
1367 changed files with 188789 additions and 22762 deletions
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120
libjava/classpath/javax/swing/text/Segment.java
View file

@ -1,5 +1,5 @@
/* Segment.java --
Copyright (C) 2002, 2004 Free Software Foundation, Inc.
Copyright (C) 2002, 2004, 2006 Free Software Foundation, Inc.
This file is part of GNU Classpath.
@ -39,20 +39,40 @@ package javax.swing.text;
import java.text.CharacterIterator;
/**
* A text fragment represented by a sequence of characters stored in an array.
*/
public class Segment implements Cloneable, CharacterIterator
{
private boolean partialReturn;
/** The current index. */
private int current;
/** Storage for the characters (may contain additional characters). */
public char[] array;
/** The number of characters in the segment. */
public int count;
/** The offset of the first character in the segment. */
public int offset;
/**
* Creates a new <code>Segment</code>.
*/
public Segment()
{
// Nothing to do here.
}
/**
* Creates a new <code>Segment</code>.
*
* @param array the underlying character data.
* @param offset the offset of the first character in the segment.
* @param count the number of characters in the segment.
*/
public Segment(char[] array, int offset, int count)
{
this.array = array;
@ -60,6 +80,12 @@ public class Segment implements Cloneable, CharacterIterator
this.count = count;
}
/**
* Clones the segment (note that the underlying character array is not cloned,
* just the reference to it).
*
* @return A clone of the segment.
*/
public Object clone()
{
try
@ -72,6 +98,13 @@ public class Segment implements Cloneable, CharacterIterator
}
}
/**
* Returns the character at the current index. If the segment consists of
* zero characters, or the current index has passed the end of the
* characters in the segment, this method returns {@link #DONE}.
*
* @return The character at the current index.
*/
public char current()
{
if (count == 0
@ -81,6 +114,14 @@ public class Segment implements Cloneable, CharacterIterator
return array[current];
}
/**
* Sets the current index to the first character in the segment and returns
* that character. If the segment contains zero characters, this method
* returns {@link #DONE}.
*
* @return The first character in the segment, or {@link #DONE} if the
* segment contains zero characters.
*/
public char first()
{
if (count == 0)
@ -90,21 +131,46 @@ public class Segment implements Cloneable, CharacterIterator
return array[current];
}
/**
* Returns the index of the first character in the segment.
*
* @return The index of the first character.
*/
public int getBeginIndex()
{
return offset;
}
/**
* Returns the end index for the segment (one position beyond the last
* character in the segment - note that this can be outside the range of the
* underlying character array).
*
* @return The end index for the segment.
*/
public int getEndIndex()
{
return offset + count;
}
/**
* Returns the index of the current character in the segment.
*
* @return The index of the current character.
*/
public int getIndex()
{
return current;
}
/**
* Sets the current index to point to the last character in the segment and
* returns that character. If the segment contains zero characters, this
* method returns {@link #DONE}.
*
* @return The last character in the segment, or {@link #DONE} if the
* segment contains zero characters.
*/
public char last()
{
if (count == 0)
@ -114,6 +180,17 @@ public class Segment implements Cloneable, CharacterIterator
return array[current];
}
/**
* Sets the current index to point to the next character in the segment and
* returns that character. If the next character position is past the end of
* the segment, the index is set to {@link #getEndIndex()} and the method
* returns {@link #DONE}. If the segment contains zero characters, this
* method returns {@link #DONE}.
*
* @return The next character in the segment or {@link #DONE} (if the next
* character position is past the end of the segment or if the
* segment contains zero characters).
*/
public char next()
{
if (count == 0)
@ -129,6 +206,16 @@ public class Segment implements Cloneable, CharacterIterator
return array[current];
}
/**
* Sets the current index to point to the previous character in the segment
* and returns that character. If the current index is equal to
* {@link #getBeginIndex()}, or if the segment contains zero characters, this
* method returns {@link #DONE}.
*
* @return The previous character in the segment or {@link #DONE} (if the
* current character position is at the beginning of the segment or
* if the segment contains zero characters).
*/
public char previous()
{
if (count == 0
@ -139,11 +226,26 @@ public class Segment implements Cloneable, CharacterIterator
return array[current];
}
/**
* Sets the current index and returns the character at that position (or
* {@link #DONE} if the index is equal to {@link #getEndIndex()}.
*
* @param position the current position.
*
* @return The character at the specified <code>position</code>, or
* {@link #DONE} if <code>position</code> is equal to
* {@link #getEndIndex()}.
*
* @throws IllegalArgumentException if <code>position</code> is not in the
* range {@link #getBeginIndex()} to {@link #getEndIndex()}.
*/
public char setIndex(int position)
{
if (position < getBeginIndex()
|| position > getEndIndex())
throw new IllegalArgumentException();
throw new IllegalArgumentException("position: " + position
+ ", beginIndex: " + getBeginIndex()
+ ", endIndex: " + getEndIndex());
current = position;
@ -153,12 +255,23 @@ public class Segment implements Cloneable, CharacterIterator
return array[current];
}
/**
* Returns a <code>String</code> containing the same characters as this
* <code>Segment</code>.
*
* @return A <code>String</code> containing the same characters as this
* <code>Segment</code>.
*/
public String toString()
{
return new String(array, offset, count);
}
/**
* Sets the partial return flag.
*
* @param p the new value of the flag.
*
* @since 1.4
*/
public void setPartialReturn(boolean p)
@ -167,6 +280,9 @@ public class Segment implements Cloneable, CharacterIterator
}
/**
* Returns the partial return flag.
*
* @return The partial return flag.
* @since 1.4
*/
public boolean isPartialReturn()