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1: /* StringFormatBuffer.java -- Implements FormatBuffer using StringBuffer. 2: Copyright (C) 2004 Free Software Foundation, Inc. 3: 4: This file is part of GNU Classpath. 5: 6: GNU Classpath is free software; you can redistribute it and/or modify 7: it under the terms of the GNU General Public License as published by 8: the Free Software Foundation; either version 2, or (at your option) 9: any later version. 10: 11: GNU Classpath is distributed in the hope that it will be useful, but 12: WITHOUT ANY WARRANTY; without even the implied warranty of 13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14: General Public License for more details. 15: 16: You should have received a copy of the GNU General Public License 17: along with GNU Classpath; see the file COPYING. If not, write to the 18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 19: 02110-1301 USA. 20: 21: Linking this library statically or dynamically with other modules is 22: making a combined work based on this library. Thus, the terms and 23: conditions of the GNU General Public License cover the whole 24: combination. 25: 26: As a special exception, the copyright holders of this library give you 27: permission to link this library with independent modules to produce an 28: executable, regardless of the license terms of these independent 29: modules, and to copy and distribute the resulting executable under 30: terms of your choice, provided that you also meet, for each linked 31: independent module, the terms and conditions of the license of that 32: module. An independent module is a module which is not derived from 33: or based on this library. If you modify this library, you may extend 34: this exception to your version of the library, but you are not 35: obligated to do so. If you do not wish to do so, delete this 36: exception statement from your version. */ 37: package gnu.java.text; 38: 39: import java.text.AttributedCharacterIterator; 40: import java.util.HashMap; 41: 42: /** 43: * This class is an implementation of a FormatBuffer without attributes. 44: * 45: * @author Guilhem Lavaux <guilhem@kaffe.org> 46: * @date April 10, 2004 47: */ 48: public class StringFormatBuffer implements FormatBuffer 49: { 50: private final StringBuffer buffer; 51: private AttributedCharacterIterator.Attribute defaultAttr; 52: 53: public StringFormatBuffer(int prebuffer) 54: { 55: buffer = new StringBuffer(prebuffer); 56: } 57: 58: public StringFormatBuffer(StringBuffer buffer) 59: { 60: this.buffer = buffer; 61: } 62: 63: public void append(String s) 64: { 65: buffer.append(s); 66: } 67: 68: public void append(String s, AttributedCharacterIterator.Attribute attr) 69: { 70: buffer.append(s); 71: } 72: 73: public void append(String s, int[] ranges, HashMap[] attrs) 74: { 75: buffer.append(s); 76: } 77: 78: public void append(char c) 79: { 80: buffer.append(c); 81: } 82: 83: public void append(char c, AttributedCharacterIterator.Attribute attr) 84: { 85: buffer.append(c); 86: } 87: 88: public void setDefaultAttribute(AttributedCharacterIterator.Attribute attr) 89: { 90: defaultAttr = attr; 91: } 92: 93: public AttributedCharacterIterator.Attribute getDefaultAttribute() 94: { 95: return defaultAttr; 96: } 97: 98: public void cutTail(int length) 99: { 100: buffer.setLength(buffer.length()-length); 101: } 102: 103: public int length() 104: { 105: return buffer.length(); 106: } 107: 108: public void clear() 109: { 110: buffer.setLength(0); 111: } 112: 113: /** 114: * This method returns the internal {@link java.lang.StringBuffer} which 115: * contains the string of character. 116: */ 117: public StringBuffer getBuffer() 118: { 119: return buffer; 120: } 121: 122: public String toString() 123: { 124: return buffer.toString(); 125: } 126: 127: }