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30 day Evaluation Version distributed via the Maven Jar Repository. Clover is not free. You have 30 days to evaluate it. Please visit http://www.thecortex.net/clover to obtain a licensed version of Clover | |||||||||||||||||||
Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
EOSPacket.java | 0% | 18.2% | 11.5% | 14% |
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1 |
/**
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2 |
*
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* Copyright 2004 Hiram Chirino
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations under
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* the License.
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*/
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package org.activeio.packet;
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import java.io.DataOutput;
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import java.io.IOException;
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import java.io.OutputStream;
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import org.activeio.Packet;
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/**
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* Provides a Packet implementation that is used to represent the end of a stream.
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*
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* @version $Revision$
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*/
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final public class EOSPacket implements Packet { |
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static final public EOSPacket EOS_PACKET = new EOSPacket(); |
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34 | 26 |
private EOSPacket() {
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} |
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36 |
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37 | 0 |
public void writeTo(OutputStream out) throws IOException { |
38 |
} |
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39 | 0 |
public void writeTo(DataOutput out) throws IOException { |
40 |
} |
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41 |
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42 | 0 |
public int position() { |
43 | 0 |
return 1;
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} |
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45 |
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46 | 0 |
public void position(int position) { |
47 |
} |
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48 |
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49 | 0 |
public int limit() { |
50 | 0 |
return 0;
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} |
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52 |
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53 | 0 |
public void limit(int limit) { |
54 |
} |
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55 |
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56 | 0 |
public void flip() { |
57 |
} |
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58 |
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59 | 0 |
public int remaining() { |
60 | 0 |
return -1;
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61 |
} |
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62 |
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63 | 0 |
public void rewind() { |
64 |
} |
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66 | 18 |
public boolean hasRemaining() { |
67 | 18 |
return false; |
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} |
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69 |
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70 | 0 |
public void clear() { |
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} |
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72 |
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73 | 0 |
public int capacity() { |
74 | 0 |
return 0;
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} |
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76 |
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77 | 0 |
public Packet slice() {
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78 | 0 |
return this; |
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} |
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80 |
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81 | 0 |
public Packet duplicate() {
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82 | 0 |
return this; |
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} |
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84 |
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85 | 4 |
public Object duplicate(ClassLoader cl) throws IOException { |
86 | 4 |
try {
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87 | 4 |
Class clazz = cl.loadClass(EOSPacket.class.getName());
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88 | 4 |
return clazz.getField("EOS_PACKET").get(null); |
89 |
} catch (Throwable e) {
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90 | 0 |
throw (IOException)new IOException("Could not duplicate packet in a different classloader: "+e).initCause(e); |
91 |
} |
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} |
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/**
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* @see org.activeio.Packet#read()
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*/
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97 | 0 |
public int read() { |
98 | 0 |
return -1;
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} |
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100 |
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/**
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* @see org.activeio.Packet#read(byte[], int, int)
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*/
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104 | 0 |
public int read(byte[] data, int offset, int length) { |
105 | 0 |
return -1;
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106 |
} |
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107 |
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/**
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* @see org.activeio.Packet#write(int)
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*/
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111 | 0 |
public boolean write(int data) { |
112 | 0 |
return false; |
113 |
} |
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/**
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* @see org.activeio.Packet#write(byte[], int, int)
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*/
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118 | 0 |
public int write(byte[] data, int offset, int length) { |
119 | 0 |
return -1;
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120 |
} |
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121 |
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122 | 0 |
public ByteSequence asByteSequence() {
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123 | 0 |
return EmptyPacket.EMPTY_BYTE_SEQUENCE;
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124 |
} |
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125 |
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126 | 0 |
public byte[] sliceAsBytes() { |
127 | 0 |
return EmptyPacket.EMPTY_BYTE_ARRAY;
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128 |
} |
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129 |
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/**
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* @param dest
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* @return the number of bytes read into the dest.
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|
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*/
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134 | 0 |
public int read(Packet dest) { |
135 | 0 |
return 0;
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136 |
} |
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137 |
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|
138 | 0 |
public String toString() {
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139 | 0 |
return "{position="+position()+",limit="+limit()+",capacity="+capacity()+"}"; |
140 |
} |
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141 |
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142 | 0 |
public Object narrow(Class target) {
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143 | 0 |
if( target.isAssignableFrom(getClass()) ) {
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144 | 0 |
return this; |
145 |
} |
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146 | 0 |
return null; |
147 |
} |
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148 |
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149 | 0 |
public void dispose() { |
150 |
} |
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151 |
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152 |
} |
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