Tools/SCViewer
Tools
/
SCViewer
10
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Added LevelDB transaction db reader

This commit is contained in:
Eyck Jentzsch 2018-11-03 17:48:36 +01:00
parent 97a806f9d9
commit 8d7acdb9cb
24 changed files with 908 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
com.minres.scviewer.database.leveldb/.classpath Normal file
View File

@ -0,0 +1,9 @@
<?xml version="1.0" encoding="UTF-8"?>
<classpath>
<classpathentry exported="true" kind="lib" path="json-20180813.jar" sourcepath="json-20180813-sources.jar"/>
<classpathentry exported="true" kind="lib" path="leveldb-0.11-SNAPSHOT-uber.jar" sourcepath="leveldb-0.11-SNAPSHOT-sources.jar"/>
<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
<classpathentry kind="src" path="src"/>
<classpathentry kind="output" path="bin"/>
</classpath>

4
com.minres.scviewer.database.leveldb/.gitignore vendored Normal file
View File

@ -0,0 +1,4 @@
/json-20180813-sources.jar
/leveldb-0.11-SNAPSHOT-sources.jar
/bin/
/target/

33
com.minres.scviewer.database.leveldb/.project Normal file
View File

@ -0,0 +1,33 @@
<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>com.minres.scviewer.database.leveldb</name>
<comment></comment>
<projects>
</projects>
<buildSpec>
<buildCommand>
<name>org.eclipse.jdt.core.javabuilder</name>
<arguments>
</arguments>
</buildCommand>
<buildCommand>
<name>org.eclipse.pde.ManifestBuilder</name>
<arguments>
</arguments>
</buildCommand>
<buildCommand>
<name>org.eclipse.pde.SchemaBuilder</name>
<arguments>
</arguments>
</buildCommand>
<buildCommand>
<name>org.eclipse.pde.ds.core.builder</name>
<arguments>
</arguments>
</buildCommand>
</buildSpec>
<natures>
<nature>org.eclipse.pde.PluginNature</nature>
<nature>org.eclipse.jdt.core.javanature</nature>
</natures>
</projectDescription>

7
com.minres.scviewer.database.leveldb/.settings/org.eclipse.jdt.core.prefs Normal file
View File

@ -0,0 +1,7 @@
eclipse.preferences.version=1
org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
org.eclipse.jdt.core.compiler.compliance=1.8
org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
org.eclipse.jdt.core.compiler.source=1.8

4
com.minres.scviewer.database.leveldb/.settings/org.eclipse.pde.core.prefs Normal file
View File

@ -0,0 +1,4 @@
eclipse.preferences.version=1
pluginProject.equinox=false
pluginProject.extensions=false
resolve.requirebundle=false

5
com.minres.scviewer.database.leveldb/.settings/org.eclipse.pde.ds.annotations.prefs Normal file
View File

@ -0,0 +1,5 @@
eclipse.preferences.version=1
enabled=true
path=OSGI-INF
validationErrorLevel=error
validationErrorLevel.missingImplicitUnbindMethod=error

18
com.minres.scviewer.database.leveldb/META-INF/MANIFEST.MF Normal file
View File

@ -0,0 +1,18 @@
Manifest-Version: 1.0
Bundle-ManifestVersion: 2
Bundle-Name: Leveldb
Bundle-SymbolicName: com.minres.scviewer.database.leveldb
Bundle-Version: 1.0.0.qualifier
Bundle-Vendor: MINRES Technologies GmbH
Bundle-RequiredExecutionEnvironment: JavaSE-1.8
Import-Package: org.osgi.framework;version="1.3.0"
Automatic-Module-Name: com.minres.scviewer.database.leveldb
Service-Component: OSGI-INF/*.xml
Require-Bundle: com.minres.scviewer.database;bundle-version="1.0.0",
org.eclipse.equinox.util;bundle-version="1.0.500",
org.eclipse.equinox.ds;bundle-version="1.4.200",
org.eclipse.osgi.services;bundle-version="3.4.0"
Bundle-ActivationPolicy: lazy
Bundle-ClassPath: leveldb-0.11-SNAPSHOT-uber.jar,
.,
json-20180813.jar

7
com.minres.scviewer.database.leveldb/OSGI-INF/component.xml Normal file
View File

@ -0,0 +1,7 @@
<?xml version="1.0" encoding="UTF-8"?>
<scr:component xmlns:scr="http://www.osgi.org/xmlns/scr/v1.1.0" name="LevelDbLoader">
<implementation class="com.minres.scviewer.database.leveldb.LevelDBLoader"/>
<service>
<provide interface="com.minres.scviewer.database.IWaveformDbLoader"/>
</service>
</scr:component>

7
com.minres.scviewer.database.leveldb/build.properties Normal file
View File

@ -0,0 +1,7 @@
source.. = src/
output.. = bin/
bin.includes = META-INF/,\
.,\
OSGI-INF/,\
leveldb-0.11-SNAPSHOT-uber.jar,\
json-20180813.jar

BIN
com.minres.scviewer.database.leveldb/json-20180813-sources.jar Normal file
View File

Binary file not shown.

BIN
com.minres.scviewer.database.leveldb/json-20180813.jar Normal file
View File

Binary file not shown.

BIN
com.minres.scviewer.database.leveldb/leveldb-0.11-SNAPSHOT-sources.jar Normal file
View File

Binary file not shown.

BIN
com.minres.scviewer.database.leveldb/leveldb-0.11-SNAPSHOT-uber.jar Normal file
View File

Binary file not shown.

43
com.minres.scviewer.database.leveldb/pom.xml Normal file
View File

@ -0,0 +1,43 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>com.minres.scviewer.database.leveldb</artifactId>
<parent>
<groupId>com.minres.scviewer</groupId>
<artifactId>com.minres.scviewer.parent</artifactId>
<version>1.0.0-SNAPSHOT</version>
<relativePath>../com.minres.scviewer.parent</relativePath>
</parent>
<packaging>eclipse-plugin</packaging>
<build>
<plugins>
<plugin>
<groupId>org.eclipse.tycho</groupId>
<artifactId>tycho-compiler-plugin</artifactId>
<version>0.23.1</version>
<configuration>
<compilerId>groovy-eclipse-compiler</compilerId>
<!-- set verbose to be true if you want lots of uninteresting messages -->
<!-- <verbose>true</verbose> -->
<source>1.7</source>
<target>1.7</target>
</configuration>
<dependencies>
<dependency>
<groupId>org.codehaus.groovy</groupId>
<artifactId>groovy-eclipse-compiler</artifactId>
<version>${groovy-eclipse-compiler-version}</version>
</dependency>
<dependency>
<groupId>org.codehaus.groovy</groupId>
<artifactId>groovy-eclipse-batch</artifactId>
<version>${groovy-eclipse-batch-version}</version>
<!-- or choose a different compiler version -->
<!-- <version>2.1.8-01</version> -->
</dependency>
</dependencies>
</plugin>
</plugins>
</build>
<version>1.0.1-SNAPSHOT</version>
</project>

85
com.minres.scviewer.database.leveldb/src/com/minres/scviewer/database/leveldb/LevelDBLoader.java Normal file
View File

@ -0,0 +1,85 @@
package com.minres.scviewer.database.leveldb;
import static java.nio.charset.StandardCharsets.UTF_8;
import java.io.File;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Map.Entry;
import org.iq80.leveldb.Options;
import org.iq80.leveldb.impl.SeekingIterator;
import org.json.JSONObject;
import com.minres.scviewer.database.IWaveform;
import com.minres.scviewer.database.IWaveformDb;
import com.minres.scviewer.database.IWaveformDbLoader;
import com.minres.scviewer.database.IWaveformEvent;
import com.minres.scviewer.database.RelationType;
public class LevelDBLoader implements IWaveformDbLoader {
static byte[] toByteArray(String value) {
return value.getBytes(UTF_8);
}
private StringDBWrapper levelDb;
private IWaveformDb db;
private Long maxTime=null;
private List<RelationType> usedRelationsList = new ArrayList<>();
@Override
public boolean load(IWaveformDb db, File inp) throws Exception {
try {
this.db=db;
levelDb = new StringDBWrapper(new Options(), inp);
} catch(Exception e) {
return false;
}
return true;
}
@Override
public Long getMaxTime() {
if(maxTime==null) {
SeekingIterator<String, String> it = levelDb.iterator();
it.seek("st~");
Entry<String, String> val = null;
while(it.hasNext()) {
Entry<String, String> v = it.next();
if(!v.getKey().startsWith("st~")) continue;
val=v;
}
if(val==null)
maxTime = 0L;
else {
String[] token = val.getKey().split("~");
maxTime = Long.parseLong(token[2], 16);
}
}
return maxTime;
}
@Override
public List<IWaveform<? extends IWaveformEvent>> getAllWaves() {
List<IWaveform<? extends IWaveformEvent>> streams=new ArrayList<IWaveform<? extends IWaveformEvent>>();
SeekingIterator<String, String> it = levelDb.iterator();
it.seek("s~");
while(it.hasNext()) {
Entry<String, String> val = it.next();
if(!val.getKey().startsWith("s~")) break;
TxStream stream = new TxStream(levelDb, db, new JSONObject(val.getValue()));
stream.setRelationTypeList(usedRelationsList);
streams.add(stream);
}
return streams;
}
@Override
public Collection<RelationType> getAllRelationTypes() {
// return Collections.emptyList();
return usedRelationsList;
}
}

79
com.minres.scviewer.database.leveldb/src/com/minres/scviewer/database/leveldb/StringDBWrapper.java Normal file
View File

@ -0,0 +1,79 @@
package com.minres.scviewer.database.leveldb;
import static java.nio.charset.StandardCharsets.UTF_8;
import java.io.File;
import java.io.IOException;
import org.iq80.leveldb.Options;
import org.iq80.leveldb.Range;
import org.iq80.leveldb.ReadOptions;
import org.iq80.leveldb.Snapshot;
import org.iq80.leveldb.impl.DbImpl;
import org.iq80.leveldb.impl.SeekingIterator;
import org.json.*;
class StringDBWrapper {
private final Options options;
private final File databaseDir;
private DbImpl db;
StringDBWrapper(Options options, File databaseDir) throws IOException {
this.options = options.verifyChecksums(true).createIfMissing(false).errorIfExists(false);
this.databaseDir = databaseDir;
this.db = new DbImpl(options, databaseDir);
}
public String get(String key) {
byte[] slice = db.get(LevelDBLoader.toByteArray(key));
if (slice == null) {
return null;
}
return new String(slice, UTF_8);
}
public String get(String key, Snapshot snapshot) {
byte[] slice = db.get(LevelDBLoader.toByteArray(key), new ReadOptions().snapshot(snapshot));
if (slice == null) {
return null;
}
return new String(slice, UTF_8);
}
public void put(String key, String value) {
db.put(LevelDBLoader.toByteArray(key), LevelDBLoader.toByteArray(value));
}
public void delete(String key) {
db.delete(LevelDBLoader.toByteArray(key));
}
public SeekingIterator<String, String> iterator() {
return new StringDbIterator(db.iterator());
}
public Snapshot getSnapshot() {
return db.getSnapshot();
}
public void close() {
db.close();
}
public long size(String start, String limit) {
return db.getApproximateSizes(new Range(LevelDBLoader.toByteArray(start), LevelDBLoader.toByteArray(limit)));
}
public long getMaxNextLevelOverlappingBytes() {
return db.getMaxNextLevelOverlappingBytes();
}
public void reopen() throws IOException {
reopen(options);
}
public void reopen(Options options) throws IOException {
db.close();
db = new DbImpl(options.verifyChecksums(true).createIfMissing(false).errorIfExists(false), databaseDir);
}
}

51
com.minres.scviewer.database.leveldb/src/com/minres/scviewer/database/leveldb/StringDbIterator.java Normal file
View File

@ -0,0 +1,51 @@
package com.minres.scviewer.database.leveldb;
import static java.nio.charset.StandardCharsets.UTF_8;
import static org.iq80.leveldb.shaded.guava.collect.Maps.immutableEntry;
import java.util.Map.Entry;
import org.iq80.leveldb.DBIterator;
import org.iq80.leveldb.impl.SeekingIterator;
class StringDbIterator implements SeekingIterator<String, String> {
private final DBIterator iterator;
StringDbIterator(DBIterator iterator) {
this.iterator = iterator;
}
@Override
public boolean hasNext() {
return iterator.hasNext();
}
@Override
public void seekToFirst() {
iterator.seekToFirst();
}
@Override
public void seek(String targetKey) {
iterator.seek(targetKey.getBytes(UTF_8));
}
@Override
public Entry<String, String> peek() {
return adapt(iterator.peekNext());
}
@Override
public Entry<String, String> next() {
return adapt(iterator.next());
}
@Override
public void remove() {
throw new UnsupportedOperationException();
}
private Entry<String, String> adapt(Entry<byte[], byte[]> next) {
return immutableEntry(new String(next.getKey(), UTF_8), new String(next.getValue(), UTF_8));
}
}

122
com.minres.scviewer.database.leveldb/src/com/minres/scviewer/database/leveldb/Tx.java Normal file
View File

@ -0,0 +1,122 @@
/*******************************************************************************
* Copyright (c) 2015 MINRES Technologies GmbH and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* MINRES Technologies GmbH - initial API and implementation
*******************************************************************************/
package com.minres.scviewer.database.leveldb;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import com.minres.scviewer.database.ITx;
import com.minres.scviewer.database.ITxAttribute;
import com.minres.scviewer.database.ITxEvent;
import com.minres.scviewer.database.ITxGenerator;
import com.minres.scviewer.database.ITxRelation;
import com.minres.scviewer.database.ITxStream;
public class Tx implements ITx {
private StringDBWrapper levelDb;
private TxStream trStream;
private TxGenerator trGenerator;
private long id;
private JSONObject dbVal;
private List<ITxAttribute> attributes;
private List<ITxRelation> incoming, outgoing;
public Tx(StringDBWrapper levelDb, TxStream trStream, TxGenerator trGenerator, long id) {
this.levelDb=levelDb;
this.trStream=trStream;
this.trGenerator=trGenerator;
this.id=id;
this.dbVal=null;
}
@Override
public Long getId() {
return id;
}
@Override
public ITxStream<ITxEvent> getStream() {
return trStream;
}
@Override
public ITxGenerator getGenerator() {
return trGenerator;
}
@Override
public int getConcurrencyIndex() {
checkDb();
return dbVal.getInt("conc");
}
private void checkDb() throws JSONException {
if(dbVal==null) {
dbVal = new JSONObject(levelDb.get("x~"+ String.format("%016x", id)));
}
}
@Override
public Long getBeginTime() {
checkDb();
return dbVal.getLong("START_TIME");
}
@Override
public Long getEndTime() {
checkDb();
return dbVal.getLong("END_TIME");
}
@Override
public List<ITxAttribute> getAttributes() {
if(attributes==null) {
checkDb();
attributes=new ArrayList<>();
JSONArray arr = dbVal.getJSONArray("attr");
arr.forEach(entry -> {
TxAttribute attr = new TxAttribute(this, (JSONObject) entry);
attributes.add(attr);
});
}
return attributes;
}
@Override
public Collection<ITxRelation> getIncomingRelations() {
return incoming;
}
@Override
public Collection<ITxRelation> getOutgoingRelations() {
return outgoing;
}
@Override
public int compareTo(ITx o) {
int res = this.getBeginTime().compareTo(o.getBeginTime());
if(res!=0)
return res;
else
return this.getId().compareTo(o.getId());
}
@Override
public String toString() {
return "tx#"+getId()+"["+getBeginTime()/1000000+"ns - "+getEndTime()/1000000+"ns]";
}
}

59
com.minres.scviewer.database.leveldb/src/com/minres/scviewer/database/leveldb/TxAttribute.java Normal file
View File

@ -0,0 +1,59 @@
/*******************************************************************************
* Copyright (c) 2015 MINRES Technologies GmbH and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* MINRES Technologies GmbH - initial API and implementation
*******************************************************************************/
package com.minres.scviewer.database.leveldb;
import org.json.JSONObject;
import com.minres.scviewer.database.AssociationType;
import com.minres.scviewer.database.DataType;
import com.minres.scviewer.database.ITxAttribute;
public class TxAttribute implements ITxAttribute{
private Tx trTransaction;
private String name;
private DataType dataType;
private AssociationType associationType;
private Object value;
public TxAttribute(Tx trTransaction, JSONObject attribute) {
this.trTransaction=trTransaction;
this.name=attribute.getString("name");
this.dataType=DataType.values()[attribute.getInt("type")];
this.associationType=AssociationType.values()[attribute.getInt("assoc")];
this.value=attribute.get("value");
}
@Override
public String getName() {
return name;
}
@Override
public DataType getDataType() {
return dataType;
}
@Override
public AssociationType getType() {
return associationType;
}
@Override
public Object getValue() {
return value;
}
}

57
com.minres.scviewer.database.leveldb/src/com/minres/scviewer/database/leveldb/TxEvent.java Normal file
View File

@ -0,0 +1,57 @@
/*******************************************************************************
* Copyright (c) 2015 MINRES Technologies GmbH and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* MINRES Technologies GmbH - initial API and implementation
*******************************************************************************/
package com.minres.scviewer.database.leveldb;
import com.minres.scviewer.database.ITx;
import com.minres.scviewer.database.ITxEvent;
import com.minres.scviewer.database.IWaveformEvent;
public class TxEvent implements ITxEvent {
private final Type type;
private ITx tx;
public TxEvent(Type type, ITx tx) {
super();
this.type = type;
this.tx = tx;
}
@Override
public Long getTime() {
return type==Type.BEGIN?tx.getBeginTime():tx.getEndTime();
}
@Override
public IWaveformEvent duplicate() throws CloneNotSupportedException {
return new TxEvent(type, tx);
}
@Override
public int compareTo(IWaveformEvent o) {
return getTime().compareTo(o.getTime());
}
@Override
public ITx getTransaction() {
return tx;
}
@Override
public Type getType() {
return type;
}
@Override
public String toString() {
return type.toString()+"@"+getTime()+" of tx #"+tx.getId();
}
}

56
com.minres.scviewer.database.leveldb/src/com/minres/scviewer/database/leveldb/TxGenerator.java Normal file
View File

@ -0,0 +1,56 @@
/*******************************************************************************
* Copyright (c) 2015 MINRES Technologies GmbH and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* MINRES Technologies GmbH - initial API and implementation
*******************************************************************************/
package com.minres.scviewer.database.leveldb;
import java.util.List;
import org.json.JSONObject;
import com.minres.scviewer.database.ITx;
import com.minres.scviewer.database.ITxEvent;
import com.minres.scviewer.database.ITxGenerator;
import com.minres.scviewer.database.ITxStream;
public class TxGenerator implements ITxGenerator {
private ITxStream<ITxEvent> stream;
private long id;
private String name;
public TxGenerator(ITxStream<ITxEvent> stream, JSONObject object) {
this.stream=stream;
this.id=object.getLong("id");
this.name=object.getString("name");
}
@Override
public Long getId() {
return id;
}
@Override
public ITxStream<ITxEvent> getStream() {
return stream;
}
@Override
public String getName() {
return name;
}
@Override
public List<ITx> getTransactions() {
return null;
}
}

43
com.minres.scviewer.database.leveldb/src/com/minres/scviewer/database/leveldb/TxRelation.java Normal file
View File

@ -0,0 +1,43 @@
/*******************************************************************************
* Copyright (c) 2015 MINRES Technologies GmbH and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* MINRES Technologies GmbH - initial API and implementation
*******************************************************************************/
package com.minres.scviewer.database.leveldb;
import com.minres.scviewer.database.ITxRelation;
import com.minres.scviewer.database.ITx;
import com.minres.scviewer.database.RelationType;
public class TxRelation implements ITxRelation {
RelationType relationType;
Tx source, target;
public TxRelation(RelationType relationType, Tx source, Tx target) {
this.source = source;
this.target = target;
this.relationType = relationType;
}
@Override
public RelationType getRelationType() {
return relationType;
}
@Override
public ITx getSource() {
return source;
}
@Override
public ITx getTarget() {
return target;
}
}

176
com.minres.scviewer.database.leveldb/src/com/minres/scviewer/database/leveldb/TxStream.java Normal file
View File

@ -0,0 +1,176 @@
/*******************************************************************************
* Copyright (c) 2015 MINRES Technologies GmbH and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* MINRES Technologies GmbH - initial API and implementation
*******************************************************************************/
package com.minres.scviewer.database.leveldb;
import java.beans.IntrospectionException;
import java.lang.reflect.InvocationTargetException;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import org.iq80.leveldb.impl.SeekingIterator;
import org.json.JSONObject;
import java.util.NavigableMap;
import java.util.StringTokenizer;
import java.util.TreeMap;
import java.util.Vector;
import com.minres.scviewer.database.HierNode;
import com.minres.scviewer.database.ITx;
import com.minres.scviewer.database.ITxEvent;
import com.minres.scviewer.database.ITxGenerator;
import com.minres.scviewer.database.ITxStream;
import com.minres.scviewer.database.IWaveform;
import com.minres.scviewer.database.IWaveformDb;
import com.minres.scviewer.database.IWaveformEvent;
import com.minres.scviewer.database.RelationType;
public class TxStream extends HierNode implements ITxStream<ITxEvent> {
private StringDBWrapper levelDb;
private String fullName;
private String kind;
private IWaveformDb db;
private long id;
private TreeMap<Long, TxGenerator> generators;
private TreeMap<Long, ITx> transactions;
private Integer maxConcurrency;
private TreeMap<Long, List<ITxEvent>> events;
private List<RelationType> usedRelationsList;
public TxStream(StringDBWrapper database, IWaveformDb waveformDb, JSONObject object) {
super(object.get("name").toString());
this.levelDb=database;
this.db=waveformDb;
this.fullName=object.getString("name");
this.kind=object.getString("kind");
this.id = object.getLong("id");
}
@Override
public IWaveformDb getDb() {
return db;
}
@Override
public String getFullName() {
return fullName;
}
@Override
public Long getId() {
return id;
}
@Override
public String getKind() {
return kind;
}
@Override
public List<ITxGenerator> getGenerators() {
if(generators==null){
generators=new TreeMap<Long, TxGenerator>();
SeekingIterator<String, String> it = levelDb.iterator();
it.seek("sg~"+String.format("%016x", id));
while(it.hasNext()) {
Entry<String, String> val = it.next();
if(!val.getKey().startsWith("sg~")) break;
JSONObject jVal = new JSONObject(val.getValue());
generators.put(jVal.getLong("id"), new TxGenerator(this, jVal));
}
}
return new ArrayList<ITxGenerator>(generators.values());
}
@Override
public int getMaxConcurrency() {
if(maxConcurrency==null){
maxConcurrency=1;
}
return maxConcurrency;
}
@Override
public NavigableMap<Long, List<ITxEvent>> getEvents(){
if(events==null){
events=new TreeMap<Long, List<ITxEvent>>();
for(Entry<Long, ITx> entry:getTransactions().entrySet()){
putEvent(new TxEvent(TxEvent.Type.BEGIN, entry.getValue()));
putEvent(new TxEvent(TxEvent.Type.END, entry.getValue()));
}
}
return events;
}
private void putEvent(TxEvent ev){
Long time = ev.getTime();
if(!events.containsKey(time)){
Vector<ITxEvent> vector=new Vector<ITxEvent>();
vector.add(ev);
events.put(time, vector);
} else {
events.get(time).add(ev);
}
}
protected Map<Long, ITx> getTransactions() {
if(transactions==null){
if(generators==null) getGenerators();
transactions = new TreeMap<Long, ITx>();
SeekingIterator<String, String> it = levelDb.iterator();
it.seek("sgx~"+String.format("%016x", id));
while(it.hasNext()) {
Entry<String, String> val = it.next();
if(!val.getKey().startsWith("sgx~")) break;
String[] token = val.getKey().split("~");
long gid = Long.parseLong(token[2], 16); // gen id
long id = Long.parseLong(token[3], 16); // tx id
transactions.put(id, new Tx(levelDb, this, generators.get(gid), id));
}
}
return transactions;
}
@Override
public Collection<ITxEvent> getWaveformEventsAtTime(Long time) {
return getEvents().get(time);
}
public void setRelationTypeList(List<RelationType> usedRelationsList){
this.usedRelationsList=usedRelationsList;
}
public RelationType getRelationType(String name) {
RelationType relType=RelationType.create(name);
if(!usedRelationsList.contains(relType)) usedRelationsList.add(relType);
return relType;
}
@Override
public Boolean equals(IWaveform<? extends IWaveformEvent> other) {
return(other instanceof TxStream && this.getId()==other.getId());
}
}

43
com.minres.scviewer.database.leveldb/src/com/minres/scviewer/database/leveldb/pom.xml Normal file
View File

@ -0,0 +1,43 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>com.minres.scviewer.database.text</artifactId>
<parent>
<groupId>com.minres.scviewer</groupId>
<artifactId>com.minres.scviewer.parent</artifactId>
<version>2.0.0-SNAPSHOT</version>
<relativePath>../com.minres.scviewer.parent</relativePath>
</parent>
<packaging>eclipse-plugin</packaging>
<build>
<plugins>
<plugin>
<groupId>org.eclipse.tycho</groupId>
<artifactId>tycho-compiler-plugin</artifactId>
<version>0.23.1</version>
<configuration>
<compilerId>groovy-eclipse-compiler</compilerId>
<!-- set verbose to be true if you want lots of uninteresting messages -->
<!-- <verbose>true</verbose> -->
<source>1.7</source>
<target>1.7</target>
</configuration>
<dependencies>
<dependency>
<groupId>org.codehaus.groovy</groupId>
<artifactId>groovy-eclipse-compiler</artifactId>
<version>${groovy-eclipse-compiler-version}</version>
</dependency>
<dependency>
<groupId>org.codehaus.groovy</groupId>
<artifactId>groovy-eclipse-batch</artifactId>
<version>${groovy-eclipse-batch-version}</version>
<!-- or choose a different compiler version -->
<!-- <version>2.1.8-01</version> -->
</dependency>
</dependencies>
</plugin>
</plugins>
</build>
<version>1.0.1-SNAPSHOT</version>
</project>