Mercurial Hosting > luan
annotate src/goodjava/lucene/logging/LogOutputStream.java @ 1640:570f3d483a31
host - move https.luan into src
| author | Franklin Schmidt <fschmidt@gmail.com> |
|---|---|
| date | Tue, 21 Dec 2021 16:54:26 -0700 |
| parents | 117ce8645b7f |
| children |
| rev | line source |
|---|---|
| 1461 | 1 package goodjava.lucene.logging; |
| 2 | |
| 1481 | 3 import java.io.OutputStream; |
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4 import goodjava.io.DataOutputStream; |
| 1461 | 5 import java.io.RandomAccessFile; |
| 6 import java.io.IOException; | |
| 7 import java.util.List; | |
| 8 import java.util.Map; | |
| 9 import org.apache.lucene.index.Term; | |
| 10 import org.apache.lucene.search.Query; | |
| 11 import org.apache.lucene.search.MatchAllDocsQuery; | |
| 12 import org.apache.lucene.search.TermQuery; | |
| 13 import org.apache.lucene.search.PrefixQuery; | |
| 14 import org.apache.lucene.search.WildcardQuery; | |
| 15 import org.apache.lucene.search.TermRangeQuery; | |
| 16 import org.apache.lucene.search.PhraseQuery; | |
| 17 import org.apache.lucene.search.NumericRangeQuery; | |
| 18 import org.apache.lucene.search.BooleanQuery; | |
| 19 import org.apache.lucene.search.BooleanClause; | |
| 20 import org.apache.lucene.util.BytesRef; | |
| 1465 | 21 import goodjava.logging.Logger; |
| 22 import goodjava.logging.LoggerFactory; | |
| 1461 | 23 |
| 24 | |
| 1486 | 25 public class LogOutputStream extends DataOutputStream { |
| 26 private static final Logger logger = LoggerFactory.getLogger(LogOutputStream.class); | |
| 27 public final LogFile logFile; | |
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28 private final RandomAccessFile raf; |
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29 |
| 1486 | 30 protected LogOutputStream(LogFile logFile,RandomAccessFile raf,OutputStream out) throws IOException { |
| 31 super(out); | |
| 32 this.logFile = logFile; | |
| 33 this.raf = raf; | |
| 34 raf.seek(logFile.end); | |
| 1461 | 35 } |
| 36 | |
| 37 public void commit() throws IOException { | |
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38 flush(); |
| 1486 | 39 long end = raf.getFilePointer(); |
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40 raf.seek(0L); |
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41 raf.writeLong(end); |
| 1486 | 42 logFile.end = end; |
| 1481 | 43 raf.seek(end); |
| 1461 | 44 } |
| 45 | |
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46 public void rollback() throws IOException { |
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diff
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47 flush(); |
| 1486 | 48 raf.seek(logFile.end); |
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49 } |
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50 |
| 1461 | 51 public void writeObject(Object obj) throws IOException { |
| 52 if( obj==null ) { | |
| 1486 | 53 writeByte(LogFile.TYPE_NULL); |
| 1461 | 54 return; |
| 55 } | |
| 56 if( obj instanceof String ) { | |
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parents:
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diff
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57 String s = (String)obj; |
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parents:
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58 if( s.length() <= 65535 ) { |
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parents:
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diff
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59 writeByte(LogFile.TYPE_STRING); |
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parents:
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60 writeUTF(s); |
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117ce8645b7f
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parents:
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61 } else { |
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117ce8645b7f
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parents:
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diff
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62 writeByte(LogFile.TYPE_LONG_STRING); |
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parents:
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63 writeString(s); |
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117ce8645b7f
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parents:
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diff
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64 } |
| 1461 | 65 return; |
| 66 } | |
| 67 if( obj instanceof Integer ) { | |
| 1486 | 68 writeByte(LogFile.TYPE_INT); |
| 1461 | 69 writeInt((Integer)obj); |
| 70 return; | |
| 71 } | |
| 72 if( obj instanceof Long ) { | |
| 1486 | 73 writeByte(LogFile.TYPE_LONG); |
| 1461 | 74 writeLong((Long)obj); |
| 75 return; | |
| 76 } | |
| 77 if( obj instanceof Float ) { | |
| 1486 | 78 writeByte(LogFile.TYPE_FLOAT); |
| 1461 | 79 writeFloat((Float)obj); |
| 80 return; | |
| 81 } | |
| 82 if( obj instanceof Double ) { | |
| 1486 | 83 writeByte(LogFile.TYPE_DOUBLE); |
| 1461 | 84 writeDouble((Double)obj); |
| 85 return; | |
| 86 } | |
| 87 if( obj instanceof byte[] ) { | |
| 1486 | 88 writeByte(LogFile.TYPE_BYTES); |
| 1461 | 89 writeByteArray((byte[])obj); |
| 90 return; | |
| 91 } | |
| 92 if( obj instanceof List ) { | |
| 1486 | 93 writeByte(LogFile.TYPE_LIST); |
| 1461 | 94 writeList((List)obj); |
| 95 return; | |
| 96 } | |
| 97 if( obj instanceof MatchAllDocsQuery ) { | |
| 1486 | 98 writeByte(LogFile.TYPE_QUERY_MATCH_ALL_DOCS); |
| 1461 | 99 return; |
| 100 } | |
| 101 if( obj instanceof TermQuery ) { | |
| 1486 | 102 writeByte(LogFile.TYPE_QUERY_TERM); |
| 1461 | 103 TermQuery query = (TermQuery)obj; |
| 104 writeTerm( query.getTerm() ); | |
| 105 return; | |
| 106 } | |
| 107 if( obj instanceof PrefixQuery ) { | |
| 1486 | 108 writeByte(LogFile.TYPE_QUERY_PREFIX); |
| 1461 | 109 PrefixQuery query = (PrefixQuery)obj; |
| 110 writeTerm( query.getPrefix() ); | |
| 111 return; | |
| 112 } | |
| 113 if( obj instanceof WildcardQuery ) { | |
| 1486 | 114 writeByte(LogFile.TYPE_QUERY_TERM_RANGE); |
| 1461 | 115 WildcardQuery query = (WildcardQuery)obj; |
| 116 writeTerm( query.getTerm() ); | |
| 117 return; | |
| 118 } | |
| 119 if( obj instanceof TermRangeQuery ) { | |
| 1486 | 120 writeByte(LogFile.TYPE_QUERY_TERM_RANGE); |
| 1461 | 121 TermRangeQuery query = (TermRangeQuery)obj; |
| 122 writeUTF( query.getField() ); | |
| 123 writeBytesRef( query.getLowerTerm() ); | |
| 124 writeBytesRef( query.getUpperTerm() ); | |
| 125 writeBoolean( query.includesLower() ); | |
| 126 writeBoolean( query.includesUpper() ); | |
| 127 return; | |
| 128 } | |
| 129 if( obj instanceof PhraseQuery ) { | |
| 1486 | 130 writeByte(LogFile.TYPE_QUERY_PHRASE); |
| 1461 | 131 PhraseQuery query = (PhraseQuery)obj; |
| 132 Term[] terms = query.getTerms(); | |
| 133 int[] positions = query.getPositions(); | |
| 134 if( terms.length != positions.length ) | |
| 135 throw new RuntimeException(); | |
| 136 writeInt( terms.length ); | |
| 137 for( int i=0; i<terms.length; i++ ) { | |
| 138 writeTerm( terms[i] ); | |
| 139 writeInt( positions[i] ); | |
| 140 } | |
| 141 return; | |
| 142 } | |
| 143 if( obj instanceof NumericRangeQuery ) { | |
| 1486 | 144 writeByte(LogFile.TYPE_QUERY_NUMERIC_RANGE); |
| 1461 | 145 NumericRangeQuery query = (NumericRangeQuery)obj; |
| 146 writeUTF( query.getField() ); | |
| 147 writeObject( query.getMin() ); | |
| 148 writeObject( query.getMax() ); | |
| 149 writeBoolean( query.includesMin() ); | |
| 150 writeBoolean( query.includesMax() ); | |
| 151 return; | |
| 152 } | |
| 153 if( obj instanceof BooleanQuery ) { | |
| 1486 | 154 writeByte(LogFile.TYPE_QUERY_BOOLEAN); |
| 1461 | 155 BooleanQuery query = (BooleanQuery)obj; |
| 156 BooleanClause[] a = query.getClauses(); | |
| 157 writeInt(a.length); | |
| 158 for( BooleanClause bc : a ) { | |
| 159 writeQuery( bc.getQuery() ); | |
| 160 writeUTF( bc.getOccur().name() ); | |
| 161 } | |
| 162 return; | |
| 163 } | |
| 164 throw new IllegalArgumentException("invalid type for "+obj); | |
| 165 } | |
| 166 | |
| 167 public void writeByteArray(byte[] bytes) throws IOException { | |
| 168 writeInt(bytes.length); | |
| 169 write(bytes); | |
| 170 } | |
| 171 | |
| 172 public void writeList(List list) throws IOException { | |
| 173 writeInt(list.size()); | |
| 174 for( Object obj : list ) { | |
| 175 writeObject(obj); | |
| 176 } | |
| 177 } | |
| 178 | |
| 179 public void writeMap(Map map) throws IOException { | |
| 180 writeInt(map.size()); | |
| 181 for( Object obj : map.entrySet() ) { | |
| 182 Map.Entry entry = (Map.Entry)obj; | |
| 183 writeObject( entry.getKey() ); | |
| 184 writeObject( entry.getValue() ); | |
| 185 } | |
| 186 } | |
| 187 | |
| 188 public void writeQuery(Query query) throws IOException { | |
| 189 writeObject(query); | |
| 190 } | |
| 191 | |
| 192 public void writeBytesRef(BytesRef br) throws IOException { | |
| 193 writeInt(br.length); | |
| 194 write(br.bytes,0,br.length); | |
| 195 } | |
| 196 | |
| 197 public void writeTerm(Term term) throws IOException { | |
| 198 writeUTF(term.field()); | |
| 199 writeBytesRef( term.bytes() ); | |
| 200 } | |
| 201 | |
| 202 } |