Examples with ObjectOutput java.io.ObjectOutput used on opensource projects

Example 91 with ObjectOutput

use of java.io.ObjectOutput in project drools by kiegroup.

the class DroolsObjectIOTest method serialize.

private static byte[] serialize(Object obj) throws IOException {
    ByteArrayOutputStream bytes = new ByteArrayOutputStream();
    ObjectOutput out = new DroolsObjectOutputStream(bytes);
    out.writeObject(obj);
    out.flush();
    out.close();
    return bytes.toByteArray();
}

Example 92 with ObjectOutput

use of java.io.ObjectOutput in project drools by kiegroup.

the class JavaDialectRuntimeData method writeExternal.

/**
 * Handles the write serialization of the PackageCompilationData. Patterns in Rules may reference generated data which cannot be serialized by
 * default methods. The PackageCompilationData holds a reference to the generated bytecode. The generated bytecode must be restored before any Rules.
 */
public void writeExternal(ObjectOutput stream) throws IOException {
    KeyStoreHelper helper = KeyStoreHelper.get();
    stream.writeBoolean(helper.isSigned());
    if (helper.isSigned()) {
        stream.writeObject(helper.getPvtKeyAlias());
    }
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    ObjectOutput out = new ObjectOutputStream(bos);
    out.writeInt(this.store.size());
    for (Entry<String, byte[]> entry : this.store.entrySet()) {
        out.writeObject(entry.getKey());
        out.writeObject(entry.getValue());
    }
    out.flush();
    out.close();
    byte[] buff = bos.toByteArray();
    stream.writeObject(buff);
    if (helper.isSigned()) {
        sign(stream, helper, buff);
    }
    stream.writeInt(this.invokerLookups.size());
    for (Entry<String, Wireable> entry : this.invokerLookups.entrySet()) {
        stream.writeObject(entry.getKey());
        stream.writeObject(entry.getValue());
    }
    stream.writeInt(this.classLookups.size());
    for (Entry<String, byte[]> entry : this.classLookups.entrySet()) {
        stream.writeObject(entry.getKey());
        stream.writeObject(entry.getValue());
    }
}

Example 93 with ObjectOutput

use of java.io.ObjectOutput in project drools by kiegroup.

the class MVELKnowledgePackageImpl method writeExternal.

/**
 * Handles the write serialization of the Package. Patterns in Rules may
 * reference generated data which cannot be serialized by default methods.
 * The Package uses PackageCompilationData to hold a reference to the
 * generated bytecode. The generated bytecode must be restored before any
 * Rules.
 *
 * @param stream out the stream to write the object to; should be an instance
 *               of DroolsObjectOutputStream or OutputStream
 */
public void writeExternal(ObjectOutput stream) throws IOException {
    ByteArrayOutputStream bytes = null;
    ObjectOutput out;
    if (stream instanceof DroolsObjectOutputStream) {
        out = stream;
    } else {
        bytes = new ByteArrayOutputStream();
        out = new DroolsObjectOutputStream(bytes);
    }
    try {
        out.writeObject(this.name);
        out.writeObject(this.classFieldAccessorStore);
        out.writeObject(this.dialectRuntimeRegistry);
        out.writeObject(this.typeDeclarations);
        out.writeObject(this.imports);
        out.writeObject(this.staticImports);
        out.writeObject(this.functions);
        out.writeObject(this.accumulateFunctions);
        out.writeObject(this.factTemplates);
        out.writeObject(this.globals);
        out.writeBoolean(this.valid);
        out.writeBoolean(this.needStreamMode);
        out.writeObject(this.rules);
        out.writeObject(this.entryPointsIds);
        out.writeObject(this.windowDeclarations);
        out.writeObject(this.resourceTypePackages);
    } finally {
        // writing the whole stream as a byte array
        if (bytes != null) {
            bytes.flush();
            bytes.close();
            stream.writeObject(bytes.toByteArray());
        }
    }
}

Example 94 with ObjectOutput

use of java.io.ObjectOutput in project drools by kiegroup.

the class PackageDescrTest method createPackageDescrWithTypeDeclarationDescr.

@Test
public void createPackageDescrWithTypeDeclarationDescr() throws IOException {
    PackageDescrBuilder builder = PackageDescrBuilderImpl.newPackage();
    builder.newDeclare().type().name("java.lang.String");
    PackageDescr descr = builder.getDescr();
    OutputStream os = new ByteArrayOutputStream();
    ObjectOutput oo = new ObjectOutputStream(os);
    descr.writeExternal(oo);
    assertNotNull(os.toString());
}

Example 95 with ObjectOutput

use of java.io.ObjectOutput in project drools by kiegroup.

the class RuleBaseEventSupportTest method setUp.

/* (non-Javadoc)
     * @see junit.framework.TestCase#setUp()
     */
@Before
public void setUp() throws Exception {
    kBase = KnowledgeBaseFactory.newKnowledgeBase();
    ;
    listener1 = new TestRuleBaseListener("(listener-1) ");
    listener2 = new TestRuleBaseListener("(listener-2) ");
    kBase.addEventListener(listener1);
    kBase.addEventListener(listener2);
    final RuleImpl rule1 = new RuleImpl("test1");
    final ClassObjectType cheeseObjectType = new ClassObjectType(Cheese.class);
    final Pattern pattern = new Pattern(0, cheeseObjectType);
    ClassFieldAccessorStore store = new ClassFieldAccessorStore();
    store.setClassFieldAccessorCache(new ClassFieldAccessorCache(Thread.currentThread().getContextClassLoader()));
    store.setEagerWire(true);
    AlphaNodeFieldConstraint constraint = ConstraintTestUtil.createCheeseTypeEqualsConstraint(store, "cheddar", useLambdaConstraint);
    pattern.addConstraint(constraint);
    rule1.addPattern(pattern);
    rule1.setConsequence(new Consequence() {

        private static final long serialVersionUID = 510l;

        public void evaluate(final KnowledgeHelper knowledgeHelper, final ReteEvaluator reteEvaluator) throws Exception {
        }

        public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
        }

        public void writeExternal(ObjectOutput out) throws IOException {
        }

        public String getName() {
            return "default";
        }
    });
    final RuleImpl rule2 = new RuleImpl("test2");
    final ClassObjectType cheeseObjectType2 = new ClassObjectType(Cheese.class);
    final Pattern pattern2 = new Pattern(0, cheeseObjectType2);
    AlphaNodeFieldConstraint constraint2 = ConstraintTestUtil.createCheeseTypeEqualsConstraint(store, "stilton", useLambdaConstraint);
    pattern2.addConstraint(constraint2);
    rule2.addPattern(pattern2);
    rule2.setConsequence(new Consequence() {

        private static final long serialVersionUID = 510l;

        public void evaluate(final KnowledgeHelper knowledgeHelper, final ReteEvaluator reteEvaluator) throws Exception {
        }

        public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
        }

        public void writeExternal(ObjectOutput out) throws IOException {
        }

        public String getName() {
            return "default";
        }
    });
    pkg = CoreComponentFactory.get().createKnowledgePackage("org.drools.test1");
    pkg.addRule(rule1);
    pkg.addRule(rule2);
}