1 //======================================================================== 2 //$Id: SimpleBuffers.java,v 1.1 2005/10/05 14:09:25 janb Exp $ 3 //Copyright 2004-2005 Mort Bay Consulting Pty. Ltd. 4 //------------------------------------------------------------------------ 5 //Licensed under the Apache License, Version 2.0 (the "License"); 6 //you may not use this file except in compliance with the License. 7 //You may obtain a copy of the License at 8 //http://www.apache.org/licenses/LICENSE-2.0 9 //Unless required by applicable law or agreed to in writing, software 10 //distributed under the License is distributed on an "AS IS" BASIS, 11 //WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 //See the License for the specific language governing permissions and 13 //limitations under the License. 14 //======================================================================== 15 16 package org.mortbay.io; 17 18 /* ------------------------------------------------------------ */ 19 /** SimpleBuffers. 20 * Simple implementation of Buffers holder. 21 * @author gregw 22 * 23 */ 24 public class SimpleBuffers implements Buffers 25 { 26 Buffer[] _buffers; 27 28 /* ------------------------------------------------------------ */ 29 /** 30 * 31 */ 32 public SimpleBuffers(Buffer[] buffers) 33 { 34 _buffers=buffers; 35 } 36 37 /* ------------------------------------------------------------ */ 38 /* 39 * @see org.mortbay.io.Buffers#getBuffer(boolean) 40 */ 41 public Buffer getBuffer(int size) 42 { 43 if (_buffers!=null) 44 { 45 for (int i=0;i<_buffers.length;i++) 46 { 47 if (_buffers[i]!=null && _buffers[i].capacity()==size) 48 { 49 Buffer b=_buffers[i]; 50 _buffers[i]=null; 51 return b; 52 } 53 } 54 } 55 return new ByteArrayBuffer(size); 56 } 57 58 /* ------------------------------------------------------------ */ 59 /* 60 * @see org.mortbay.io.Buffers#returnBuffer(org.mortbay.io.Buffer) 61 */ 62 public void returnBuffer(Buffer buffer) 63 { 64 buffer.clear(); 65 if (_buffers!=null) 66 { 67 for (int i=0;i<_buffers.length;i++) 68 { 69 if (_buffers[i]==null) 70 _buffers[i]=buffer; 71 } 72 } 73 } 74 75 76 }