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Remove MVEL as a built-in scripting language

This commit is contained in:
Lee Hinman 2014-06-25 12:39:20 +02:00
parent e78f1edca3
commit 50bb274efa
3 changed files with 0 additions and 239 deletions
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12
pom.xml
View File

@ -208,13 +208,6 @@
<scope>compile</scope>
</dependency>
<dependency>
<groupId>org.mvel</groupId>
<artifactId>mvel2</artifactId>
<version>2.2.0.Final</version>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-core</artifactId>
@ -656,7 +649,6 @@
<includes>
<include>com.google.guava:guava</include>
<include>com.carrotsearch:hppc</include>
<include>org.mvel:mvel2</include>
<include>com.fasterxml.jackson.core:jackson-core</include>
<include>com.fasterxml.jackson.dataformat:jackson-dataformat-smile</include>
<include>com.fasterxml.jackson.dataformat:jackson-dataformat-yaml</include>
@ -682,10 +674,6 @@
<pattern>jsr166e</pattern>
<shadedPattern>org.elasticsearch.common.util.concurrent.jsr166e</shadedPattern>
</relocation>
<relocation>
<pattern>org.mvel2</pattern>
<shadedPattern>org.elasticsearch.common.mvel2</shadedPattern>
</relocation>
<relocation>
<pattern>com.fasterxml.jackson</pattern>
<shadedPattern>org.elasticsearch.common.jackson</shadedPattern>

8
src/main/java/org/elasticsearch/script/ScriptModule.java
View File

@ -29,7 +29,6 @@ import org.elasticsearch.common.logging.Loggers;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.script.groovy.GroovyScriptEngineService;
import org.elasticsearch.script.mustache.MustacheScriptEngineService;
import org.elasticsearch.script.mvel.MvelScriptEngineService;
import java.util.List;
import java.util.Map;
@ -85,13 +84,6 @@ public class ScriptModule extends AbstractModule {
} catch (Throwable t) {
Loggers.getLogger(ScriptService.class, settings).debug("failed to load groovy", t);
}
try {
settings.getClassLoader().loadClass("org.mvel2.MVEL");
multibinder.addBinding().to(MvelScriptEngineService.class);
} catch (Throwable t) {
Loggers.getLogger(ScriptService.class, settings).debug("failed to load mvel", t);
}
try {
settings.getClassLoader().loadClass("com.github.mustachejava.Mustache");

219
src/main/java/org/elasticsearch/script/mvel/MvelScriptEngineService.java
View File

@ -1,219 +0,0 @@
/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you under
* the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.elasticsearch.script.mvel;
import org.apache.lucene.index.AtomicReaderContext;
import org.apache.lucene.search.Scorer;
import org.elasticsearch.common.Nullable;
import org.elasticsearch.common.component.AbstractComponent;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.math.UnboxedMathUtils;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.script.ExecutableScript;
import org.elasticsearch.script.ScriptEngineService;
import org.elasticsearch.script.SearchScript;
import org.elasticsearch.search.lookup.SearchLookup;
import org.mvel2.MVEL;
import org.mvel2.ParserConfiguration;
import org.mvel2.ParserContext;
import org.mvel2.compiler.ExecutableStatement;
import org.mvel2.integration.impl.MapVariableResolverFactory;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.util.HashMap;
import java.util.Map;
/**
*
*/
public class MvelScriptEngineService extends AbstractComponent implements ScriptEngineService {
private final ParserConfiguration parserConfiguration;
@Inject
public MvelScriptEngineService(Settings settings) {
super(settings);
parserConfiguration = new ParserConfiguration();
parserConfiguration.addPackageImport("java.util");
parserConfiguration.addPackageImport("org.joda.time");
parserConfiguration.addImport("time", MVEL.getStaticMethod(System.class, "currentTimeMillis", new Class[0]));
// unboxed version of Math, better performance since conversion from boxed to unboxed my mvel is not needed
for (Method m : UnboxedMathUtils.class.getMethods()) {
if ((m.getModifiers() & Modifier.STATIC) > 0) {
parserConfiguration.addImport(m.getName(), m);
}
}
}
@Override
public void close() {
// nothing to do here...
}
@Override
public String[] types() {
return new String[]{"mvel"};
}
@Override
public String[] extensions() {
return new String[]{"mvel"};
}
@Override
public boolean sandboxed() {
return false;
}
@Override
public Object compile(String script) {
return MVEL.compileExpression(script.trim(), new ParserContext(parserConfiguration));
}
@Override
public Object execute(Object compiledScript, Map vars) {
return MVEL.executeExpression(compiledScript, vars);
}
@Override
public ExecutableScript executable(Object compiledScript, Map vars) {
return new MvelExecutableScript(compiledScript, vars);
}
@Override
public SearchScript search(Object compiledScript, SearchLookup lookup, @Nullable Map<String, Object> vars) {
return new MvelSearchScript(compiledScript, lookup, vars);
}
@Override
public Object unwrap(Object value) {
return value;
}
public static class MvelExecutableScript implements ExecutableScript {
private final ExecutableStatement script;
private final MapVariableResolverFactory resolver;
public MvelExecutableScript(Object script, Map vars) {
this.script = (ExecutableStatement) script;
if (vars != null) {
this.resolver = new MapVariableResolverFactory(vars);
} else {
this.resolver = new MapVariableResolverFactory(new HashMap());
}
}
@Override
public void setNextVar(String name, Object value) {
resolver.createVariable(name, value);
}
@Override
public Object run() {
return script.getValue(null, resolver);
}
@Override
public Object unwrap(Object value) {
return value;
}
}
public static class MvelSearchScript implements SearchScript {
private final ExecutableStatement script;
private final SearchLookup lookup;
private final MapVariableResolverFactory resolver;
public MvelSearchScript(Object script, SearchLookup lookup, Map<String, Object> vars) {
this.script = (ExecutableStatement) script;
this.lookup = lookup;
if (vars != null) {
this.resolver = new MapVariableResolverFactory(vars);
} else {
this.resolver = new MapVariableResolverFactory(new HashMap());
}
for (Map.Entry<String, Object> entry : lookup.asMap().entrySet()) {
resolver.createVariable(entry.getKey(), entry.getValue());
}
}
@Override
public void setScorer(Scorer scorer) {
lookup.setScorer(scorer);
}
@Override
public void setNextReader(AtomicReaderContext context) {
lookup.setNextReader(context);
}
@Override
public void setNextDocId(int doc) {
lookup.setNextDocId(doc);
}
@Override
public void setNextScore(float score) {
resolver.createVariable("_score", score);
}
@Override
public void setNextVar(String name, Object value) {
resolver.createVariable(name, value);
}
@Override
public void setNextSource(Map<String, Object> source) {
lookup.source().setNextSource(source);
}
@Override
public Object run() {
return script.getValue(null, resolver);
}
@Override
public float runAsFloat() {
return ((Number) run()).floatValue();
}
@Override
public long runAsLong() {
return ((Number) run()).longValue();
}
@Override
public double runAsDouble() {
return ((Number) run()).doubleValue();
}
@Override
public Object unwrap(Object value) {
return value;
}
}
}