1) Moved net.sourceforge.phpeclipse.ui\src\net\sourceforge\phpdt back to net.sourcefo...
[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpdt / internal / ui / text / SubstitutionTextReader.java
index 7570e05..cc89ebe 100644 (file)
 /**********************************************************************
-Copyright (c) 2000, 2002 IBM Corp. and others.
-All rights reserved. This program and the accompanying materials
-are made available under the terms of the Common Public License v1.0
-which accompanies this distribution, and is available at
-http://www.eclipse.org/legal/cpl-v10.html
+ Copyright (c) 2000, 2002 IBM Corp. and others.
+ All rights reserved. This program and the accompanying materials
+ are made available under the terms of the Common Public License v1.0
+ which accompanies this distribution, and is available at
+ http://www.eclipse.org/legal/cpl-v10.html
 
-Contributors:
-    IBM Corporation - Initial implementation
-**********************************************************************/
+ Contributors:
+ IBM Corporation - Initial implementation
+ **********************************************************************/
 
 package net.sourceforge.phpdt.internal.ui.text;
 
-
 import java.io.IOException;
 import java.io.Reader;
 
 import net.sourceforge.phpdt.internal.corext.phpdoc.SingleCharReader;
 
-
 /**
- * Reads the text contents from a reader and computes for each character
- * a potential substitution. The substitution may eat more characters than 
- * only the one passed into the computation routine.
+ * Reads the text contents from a reader and computes for each character a
+ * potential substitution. The substitution may eat more characters than only
+ * the one passed into the computation routine.
  */
 public abstract class SubstitutionTextReader extends SingleCharReader {
-       
-       protected static final String LINE_DELIM= System.getProperty("line.separator", "\n"); //$NON-NLS-1$ //$NON-NLS-2$
-       
+
+       protected static final String LINE_DELIM = System.getProperty(
+                       "line.separator", "\n"); //$NON-NLS-1$ //$NON-NLS-2$
+
        private Reader fReader;
+
        private boolean fWasWhiteSpace;
+
        private int fCharAfterWhiteSpace;
 
        /**
         * Tells whether white space characters are skipped.
         */
-       private boolean fSkipWhiteSpace= true;
-       
+       private boolean fSkipWhiteSpace = true;
+
        private boolean fReadFromBuffer;
+
        private StringBuffer fBuffer;
-       private int fIndex;
 
+       private int fIndex;
 
        protected SubstitutionTextReader(Reader reader) {
-               fReader= reader;
-               fBuffer= new StringBuffer();
-               fIndex= 0;
-               fReadFromBuffer= false;
-               fCharAfterWhiteSpace= -1;
-               fWasWhiteSpace= true;
+               fReader = reader;
+               fBuffer = new StringBuffer();
+               fIndex = 0;
+               fReadFromBuffer = false;
+               fCharAfterWhiteSpace = -1;
+               fWasWhiteSpace = true;
        }
-       
+
        /**
-        * Implement to compute the substitution for the given character and 
-        * if necessary subsequent characters. Use <code>nextChar</code>
-        * to read subsequent characters.
+        * Implement to compute the substitution for the given character and if
+        * necessary subsequent characters. Use <code>nextChar</code> to read
+        * subsequent characters.
         */
        protected abstract String computeSubstitution(int c) throws IOException;
-       
+
        /**
         * Returns the internal reader.
         */
        protected Reader getReader() {
                return fReader;
        }
-        
+
        /**
         * Returns the next character.
         */
        protected int nextChar() throws IOException {
-               fReadFromBuffer= (fBuffer.length() > 0);
+               fReadFromBuffer = (fBuffer.length() > 0);
                if (fReadFromBuffer) {
-                       char ch= fBuffer.charAt(fIndex++);
+                       char ch = fBuffer.charAt(fIndex++);
                        if (fIndex >= fBuffer.length()) {
                                fBuffer.setLength(0);
-                               fIndex= 0;
+                               fIndex = 0;
                        }
                        return ch;
                } else {
-                       int ch= fCharAfterWhiteSpace;
+                       int ch = fCharAfterWhiteSpace;
                        if (ch == -1) {
-                               ch= fReader.read();
+                               ch = fReader.read();
                        }
-                       if (fSkipWhiteSpace && Character.isWhitespace((char)ch)) {
+                       if (fSkipWhiteSpace && Character.isWhitespace((char) ch)) {
                                do {
-                                       ch= fReader.read();
-                               } while (Character.isWhitespace((char)ch));
+                                       ch = fReader.read();
+                               } while (Character.isWhitespace((char) ch));
                                if (ch != -1) {
-                                       fCharAfterWhiteSpace= ch;
+                                       fCharAfterWhiteSpace = ch;
                                        return ' ';
                                }
                        } else {
-                               fCharAfterWhiteSpace= -1;
+                               fCharAfterWhiteSpace = -1;
                        }
                        return ch;
                }
        }
-       
+
        /**
         * @see Reader#read()
         */
        public int read() throws IOException {
                int c;
                do {
-                       
-                       c= nextChar();
+
+                       c = nextChar();
                        while (!fReadFromBuffer) {
-                               String s= computeSubstitution(c);
+                               String s = computeSubstitution(c);
                                if (s == null)
                                        break;
                                if (s.length() > 0)
                                        fBuffer.insert(0, s);
-                               c= nextChar();
+                               c = nextChar();
                        }
-                       
+
                } while (fSkipWhiteSpace && fWasWhiteSpace && (c == ' '));
-               fWasWhiteSpace= (c == ' ' || c == '\r' || c == '\n');
+               fWasWhiteSpace = (c == ' ' || c == '\r' || c == '\n');
                return c;
        }
-               
+
        /**
         * @see Reader#ready()
-        */             
-    public boolean ready() throws IOException {
+        */
+       public boolean ready() throws IOException {
                return fReader.ready();
        }
-               
+
        /**
         * @see Reader#close()
-        */             
+        */
        public void close() throws IOException {
                fReader.close();
        }
-       
+
        /**
         * @see Reader#reset()
-        */             
+        */
        public void reset() throws IOException {
                fReader.reset();
-               fWasWhiteSpace= true;
-               fCharAfterWhiteSpace= -1;
+               fWasWhiteSpace = true;
+               fCharAfterWhiteSpace = -1;
                fBuffer.setLength(0);
-               fIndex= 0;              
+               fIndex = 0;
        }
 
        protected final void setSkipWhitespace(boolean state) {
-               fSkipWhiteSpace= state;
+               fSkipWhiteSpace = state;
        }
 
        protected final boolean isSkippingWhitespace() {