001: /*
002: * Copyright (c) 2001-2007, Jean Tessier
003: * All rights reserved.
004: *
005: * Redistribution and use in source and binary forms, with or without
006: * modification, are permitted provided that the following conditions
007: * are met:
008: *
009: * * Redistributions of source code must retain the above copyright
010: * notice, this list of conditions and the following disclaimer.
011: *
012: * * Redistributions in binary form must reproduce the above copyright
013: * notice, this list of conditions and the following disclaimer in the
014: * documentation and/or other materials provided with the distribution.
015: *
016: * * Neither the name of Jean Tessier nor the names of his contributors
017: * may be used to endorse or promote products derived from this software
018: * without specific prior written permission.
019: *
020: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
021: * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
022: * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
023: * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR
024: * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
025: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
026: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
027: * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
028: * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
029: * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
030: * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
031: */
032:
033: package com.jeantessier.diff;
034:
035: import com.jeantessier.text.*;
036:
037: public abstract class Printer extends VisitorBase {
038: private PrinterBuffer buffer = new PrinterBuffer();
039:
040: public String getIndentText() {
041: return buffer.getIndentText();
042: }
043:
044: public void setIndentText(String indentText) {
045: buffer.setIndentText(indentText);
046: }
047:
048: protected Printer append(boolean b) {
049: buffer.append(b);
050: return this ;
051: }
052:
053: protected Printer append(char c) {
054: buffer.append(c);
055: return this ;
056: }
057:
058: protected Printer append(char[] str) {
059: buffer.append(str);
060: return this ;
061: }
062:
063: protected Printer append(char[] str, int offset, int len) {
064: buffer.append(str, offset, len);
065: return this ;
066: }
067:
068: protected Printer append(double d) {
069: buffer.append(d);
070: return this ;
071: }
072:
073: protected Printer append(float f) {
074: buffer.append(f);
075: return this ;
076: }
077:
078: protected Printer append(int i) {
079: buffer.append(i);
080: return this ;
081: }
082:
083: protected Printer append(long l) {
084: buffer.append(l);
085: return this ;
086: }
087:
088: protected Printer append(Object obj) {
089: buffer.append(obj);
090: return this ;
091: }
092:
093: protected Printer append(String str) {
094: buffer.append(str);
095: return this ;
096: }
097:
098: protected Printer indent() {
099: buffer.indent();
100: return this ;
101: }
102:
103: protected Printer eol() {
104: buffer.eol();
105: return this ;
106: }
107:
108: protected void raiseIndent() {
109: buffer.raiseIndent();
110: }
111:
112: protected void lowerIndent() {
113: buffer.lowerIndent();
114: }
115:
116: public String toString() {
117: return buffer.toString();
118: }
119: }
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