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Diffstat (limited to 'bundles/org.eclipse.wst.sse.core/src/org/eclipse/wst/sse/core/internal/text/CharSequenceReader.java')
-rw-r--r--bundles/org.eclipse.wst.sse.core/src/org/eclipse/wst/sse/core/internal/text/CharSequenceReader.java127
1 files changed, 0 insertions, 127 deletions
diff --git a/bundles/org.eclipse.wst.sse.core/src/org/eclipse/wst/sse/core/internal/text/CharSequenceReader.java b/bundles/org.eclipse.wst.sse.core/src/org/eclipse/wst/sse/core/internal/text/CharSequenceReader.java
deleted file mode 100644
index 081f630609..0000000000
--- a/bundles/org.eclipse.wst.sse.core/src/org/eclipse/wst/sse/core/internal/text/CharSequenceReader.java
+++ /dev/null
@@ -1,127 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2001, 2004 IBM Corporation and others.
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Eclipse Public License v1.0
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/epl-v10.html
- *
- * Contributors:
- * IBM Corporation - initial API and implementation
- * Jens Lukowski/Innoopract - initial renaming/restructuring
- *
- *******************************************************************************/
-package org.eclipse.wst.sse.core.internal.text;
-
-import java.io.IOException;
-import java.io.Reader;
-
-public class CharSequenceReader extends Reader {
- private int fCurrentPosition;
- private int fMaximumReadOffset;
-
- private CharSequence fOriginalSource;
-
- /**
- *
- */
- CharSequenceReader() {
- super();
- }
-
-
- public CharSequenceReader(CharSequence originalSource, int offset, int length) {
- // ISSUE: should we "fail fast" if requested length is more than there
- // is?
- fOriginalSource = originalSource;
- int startOffset = offset;
- int maxRequestedOffset = startOffset + length;
- int maxPossibleOffset = 0 + originalSource.length();
- fMaximumReadOffset = Math.min(maxRequestedOffset, maxPossibleOffset);
-
- fCurrentPosition = startOffset;
-
- }
-
- /**
- * @param lock
- */
- CharSequenceReader(Object lock) {
- super(lock);
- // for thread safety, may need to add back locking mechanism
- // in our custom constructor. This constructor left here just
- // for a reminder.
- }
-
- public void close() throws IOException {
- // nothing to do when we close
- // (may be to eventually "unlock" or null out some varibles
- // just for hygene.
- // or, perhaps if already closed once throw IOException? for
- // consistency?
- }
-
- /**
- * @return Returns the originalSource.
- * @deprecated - only temporarily public, should be 'default' eventually
- * or go away altogether.
- */
- public CharSequence getOriginalSource() {
- return fOriginalSource;
- }
-
- public int read() {
- int result = -1;
- if (fCurrentPosition < fMaximumReadOffset) {
- result = fOriginalSource.charAt(fCurrentPosition++);
- }
- return result;
- }
-
- /**
- * Read characters into a portion of an array. This method will block
- * until some input is available, an I/O error occurs, or the end of the
- * stream is reached.
- *
- * @param cbuf
- * Destination buffer
- * @param off
- * Offset at which to start storing characters
- * @param len
- * Maximum number of characters to read
- *
- * @return The number of characters read, or -1 if the end of the stream
- * has been reached
- *
- * @exception IOException
- * If an I/O error occurs
- */
-
- public int read(char[] cbuf, int off, int len) throws IOException {
- int charsToRead = -1;
- // if already over max, just return -1
- // remember, currentPosition is what is getting ready to be read
- // (that is, its already been incremented in read()).
- if (fCurrentPosition < fMaximumReadOffset) {
-
-
- int buffMaxToRead = cbuf.length - off;
- int minRequested = Math.min(buffMaxToRead, len);
- int lengthRemaining = fMaximumReadOffset - fCurrentPosition;
- charsToRead = Math.min(minRequested, lengthRemaining);
-
-
- CharSequence seq = fOriginalSource.subSequence(fCurrentPosition, fCurrentPosition + charsToRead);
- // for now, hard assumption that original is a String since source
- // is assumed to be document, or text store
- String seqString = (String) seq;
- seqString.getChars(0, seqString.length(), cbuf, off);
-
-
-
- fCurrentPosition = fCurrentPosition + charsToRead;
-
-
- }
- return charsToRead;
- }
-}

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