fixed example bugs

fixed some details reported by findbugs and pmd 
added libs licenses
improved marker javadoc
removed scripts from build.xml, added ant-contrib

COPYING

+================================================================================
+= DiSL 
+================================================================================
                                  Apache License
                            Version 2.0, January 2004
                         http://www.apache.org/licenses/
@@ -201,34 +204,8 @@
    limitations under the License.
 
 
-For the library lib/asm-debug-all-4.0.jar
+================================================================================
+= LIBRARIES 
+================================================================================
+Licenses for libraries used in the project are in the lib directory.
 
-Copyright (c) 2000-2011 INRIA, France Telecom
-All rights reserved.
-
-Redistribution and use in source and binary forms, with or without
-modification, are permitted provided that the following conditions
-are met:
-
-1. Redistributions of source code must retain the above copyright
-   notice, this list of conditions and the following disclaimer.
-
-2. Redistributions in binary form must reproduce the above copyright
-   notice, this list of conditions and the following disclaimer in the
-   documentation and/or other materials provided with the distribution.
-
-3. Neither the name of the copyright holders nor the names of its
-   contributors may be used to endorse or promote products derived from
-   this software without specific prior written permission.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
-LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
-THE POSSIBILITY OF SUCH DAMAGE.

README_DEV_TESTS → README_TESTS

@@ -30,10 +30,8 @@ Firstly, building of suite test apps and instrumentations is handled by a
 scripted target that lists all directories in a "ch.usi.dag.disl.test2.suite"
 package and one by one "app" and "instr" package are jared.
 
-If not scripted, evil ant-contrib would be required.
-
 Secondly, when running the instances of client and server using Process API
-never forget to clear environemnt variables as inherited classpath could cause
+never forget to clear environment variables as inherited classpath could cause
 serious troubles.
 
 If a suite instr test contains a manifest file it's used and if none is present

build.properties

@@ -6,6 +6,10 @@ junit.core.path=lib/${junit.core.lib}
 junit.hamcrest.lib=hamcrest-core-1.3.jar
 junit.hamcrest.path=lib/${junit.hamcrest.lib}
 
+ant-contrib.lib=ant-contrib-0.6.jar
+ant-contrib.resource=net/sf/antcontrib/antlib.xml
+ant-contrib.path=lib/${ant-contrib.lib}
+
 src.disl=src
 src.dynbypass=src-dynbypass
 src.dynbypass.act=src-dynbypass-act

example/README

 ================================================================================
 = DiSL SETUP EXAMPLE
 ================================================================================
-
 These simple examples illustrates a basic instrumentation setup. It shows, how
 the instrumentation should be packaged and contains a scripts that should ease
 running DiSL together with your program.
@@ -109,7 +108,6 @@ enables more detailed settings. To learn more about this run "./disl.py -h"
 ================================================================================
 = NOTE
 ================================================================================
-
 If you want to use "disl.py" to run your application, don't forget to set
 "DISL_HOME" variable correctly or it can be specified to "disl.py" at command
 line or inside the script as a default value.
@@ -118,12 +116,9 @@ line or inside the script as a default value.
 ================================================================================
 = NOTE
 ================================================================================
-
 If you want to include use some library in your instrumentation you should
 insert it directly to the instrumentation jar using jarjar.
 http://code.google.com/p/jarjar/
 
 Other option is to provide library's classpath to the "disl.py" utility.
 
-
-

example/build.xml

-<project name="disl-example" default="clean" basedir=".">
+<project name="disl-example" default="run" basedir=".">
 	<target name="clean">
 		<ant antfile="dynamic/build.xml" target="clean" useNativeBasedir="true" />
 		<ant antfile="guard/build.xml" target="clean" useNativeBasedir="true" />
@@ -7,4 +7,13 @@
 		<ant antfile="smoke/build.xml" target="clean" useNativeBasedir="true" />
 		<ant antfile="static/build.xml" target="clean" useNativeBasedir="true" />
 	</target>
+	
+	<target name="run">
+		<ant antfile="dynamic/build.xml" target="run" useNativeBasedir="true" />
+		<ant antfile="guard/build.xml" target="run" useNativeBasedir="true" />
+		<ant antfile="marker/build.xml" target="run" useNativeBasedir="true" />
+		<ant antfile="scope/build.xml" target="run" useNativeBasedir="true" />
+		<ant antfile="smoke/build.xml" target="run" useNativeBasedir="true" />
+		<ant antfile="static/build.xml" target="run" useNativeBasedir="true" />
+	</target>
 </project>

example/guard/instr/src/DiSLClass.java

 import ch.usi.dag.disl.annotation.After;
 import ch.usi.dag.disl.annotation.AfterReturning;
 import ch.usi.dag.disl.annotation.Before;
-import ch.usi.dag.disl.marker.MethodInvocationMarker;
 
 public class DiSLClass {
 

example/guard/instr/src/MethodInvocationMarker.java

+import java.util.LinkedList;
+import java.util.List;
+
+import org.objectweb.asm.tree.AbstractInsnNode;
+import org.objectweb.asm.tree.InsnList;
+import org.objectweb.asm.tree.MethodInsnNode;
+import org.objectweb.asm.tree.MethodNode;
+
+import ch.usi.dag.disl.marker.AbstractMarker;
+import ch.usi.dag.disl.marker.AbstractDWRMarker;
+
+/**
+ * Sets the region on every method invocation instruction.
+ * 
+ */
+public class MethodInvocationMarker extends AbstractDWRMarker {
+
+	public List<MarkedRegion> markWithDefaultWeavingReg(MethodNode method) {
+		List<MarkedRegion> regions = new LinkedList<MarkedRegion>();
+
+		// traverse all instructions
+		InsnList instructions = method.instructions;
+
+		for (AbstractInsnNode instruction : instructions.toArray()) {
+			// check for method invocation instructions
+			if (instruction instanceof MethodInsnNode) {
+				// add region containing one instruction (method invocation)
+				regions.add(new MarkedRegion(instruction, instruction));
+			}
+		}
+		return regions;
+	}
+}

example/static/instr/src/DiSLClass.java

 import ch.usi.dag.disl.annotation.After;
 import ch.usi.dag.disl.annotation.Before;
 import ch.usi.dag.disl.marker.BodyMarker;
-import ch.usi.dag.disl.staticcontext.DumbLoopContext;
 import ch.usi.dag.disl.staticcontext.MethodStaticContext;
 
 public class DiSLClass {
@@ -19,4 +18,4 @@ public class DiSLClass {
 			System.out.printf("disl: %s had no loop\n", msc.thisMethodName());
 		}
 	}
-}
\ No newline at end of file
+}

example/static/instr/src/DumbLoopGuard.java

 import ch.usi.dag.disl.annotation.GuardMethod;
-import ch.usi.dag.disl.staticcontext.DumbLoopContext;
 
 public class DumbLoopGuard {
 

lib/ant-contrib-0.6.COPYING.txt

+/*
+ * The Apache Software License, Version 1.1
+ *
+ * Copyright (c) 2001-2003 Ant-Contrib project.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer. 
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. The end-user documentation included with the redistribution, if
+ *    any, must include the following acknowlegement:  
+ *       "This product includes software developed by the 
+ *        Ant-Contrib project (http://sourceforge.net/projects/ant-contrib)."
+ *    Alternately, this acknowlegement may appear in the software itself,
+ *    if and wherever such third-party acknowlegements normally appear.
+ *
+ * 4. The name Ant-Contrib must not be used to endorse or promote products 
+ *    derived from this software without prior written permission. For
+ *    written permission, please contact
+ *    ant-contrib-developers@lists.sourceforge.net.
+ *
+ * 5. Products derived from this software may not be called "Ant-Contrib"
+ *    nor may "Ant-Contrib" appear in their names without prior written
+ *    permission of the Ant-Contrib project.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED.  IN NO EVENT SHALL THE ANT-CONTRIB PROJECT OR ITS
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ * ====================================================================
+ */

lib/asm-debug-all-4.1.COPYING.txt

+Copyright (c) 2000-2011 INRIA, France Telecom
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+
+1. Redistributions of source code must retain the above copyright
+   notice, this list of conditions and the following disclaimer.
+
+2. Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the distribution.
+
+3. Neither the name of the copyright holders nor the names of its
+   contributors may be used to endorse or promote products derived from
+   this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+THE POSSIBILITY OF SUCH DAMAGE.

lib/hamcrest-core-1.3.COPYING.txt

+BSD License
+
+Copyright (c) 2000-2006, www.hamcrest.org
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+Redistributions of source code must retain the above copyright notice, this list of
+conditions and the following disclaimer. Redistributions in binary form must reproduce
+the above copyright notice, this list of conditions and the following disclaimer in
+the documentation and/or other materials provided with the distribution.
+
+Neither the name of Hamcrest nor the names of its contributors may be used to endorse
+or promote products derived from this software without specific prior written
+permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
+EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
+SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
+TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY
+WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
+DAMAGE.

src-re-server/ch/usi/dag/dislreserver/shadow/ShadowClass.java

@@ -2,143 +2,147 @@ package ch.usi.dag.dislreserver.shadow;
 
 public abstract class ShadowClass extends ShadowObject {
 
-	private final int classId;
-	private final ShadowObject classLoader;
+    private final int          classId;
+    private final ShadowObject classLoader;
 
-	//
-	
-    protected ShadowClass (
-        final long netReference, final ShadowObject classLoader
-    ) {
-        super (netReference, null);
+    //
 
-        this.classId = NetReferenceHelper.get_class_id (netReference);
+    protected ShadowClass(
+            final long netReference, final ShadowObject classLoader) {
+        super(netReference, null);
+
+        this.classId = NetReferenceHelper.get_class_id(netReference);
         this.classLoader = classLoader;
     }
 
-	//
+    //
 
-	// No need to expose the interface to user
-	// getId() should be sufficient
-	protected final int getClassId() {
-		return classId;
-	}
+    // No need to expose the interface to user
+    // getId() should be sufficient
+    protected final int getClassId() {
+        return classId;
+    }
 
-	public final ShadowObject getShadowClassLoader() {
-		return classLoader;
-	}
+    public final ShadowObject getShadowClassLoader() {
+        return classLoader;
+    }
 
-	public abstract boolean isArray();
+    public abstract boolean isArray();
 
-	public abstract ShadowClass getComponentType();
+    public abstract ShadowClass getComponentType();
 
-	public abstract boolean isInstance(ShadowObject obj);
+    public abstract boolean isInstance(ShadowObject obj);
 
-	public abstract boolean isAssignableFrom(ShadowClass klass);
+    public abstract boolean isAssignableFrom(ShadowClass klass);
 
-	public abstract boolean isInterface();
+    public abstract boolean isInterface();
 
-	public abstract boolean isPrimitive();
+    public abstract boolean isPrimitive();
 
-	public abstract boolean isAnnotation();
+    public abstract boolean isAnnotation();
 
-	public abstract boolean isSynthetic();
+    public abstract boolean isSynthetic();
 
-	public abstract boolean isEnum();
+    public abstract boolean isEnum();
 
-	public abstract String getName();
+    public abstract String getName();
 
-	public abstract String getCanonicalName();
+    public abstract String getCanonicalName();
 
-	public abstract String[] getInterfaces();
+    public abstract String[] getInterfaces();
 
-	public abstract String getPackage();
+    public abstract String getPackage();
 
-	public abstract ShadowClass getSuperclass();
+    public abstract ShadowClass getSuperclass();
 
-	@Override
-	public boolean equals(Object obj) {
+    @Override
+    public boolean equals(Object obj) {
 
-		if (!(obj instanceof ShadowClass)) {
-			return false;
-		}
+        if (!(obj instanceof ShadowClass)) {
+            return false;
+        }
 
-		ShadowClass sClass = (ShadowClass) obj;
+        ShadowClass sClass = (ShadowClass) obj;
 
-		if (getName().equals(sClass.getName())
-				&& getShadowClassLoader().equals(sClass.getShadowClassLoader())) {
-			return true;
-		}
+        if (getName().equals(sClass.getName())
+                && getShadowClassLoader().equals(sClass.getShadowClassLoader())) {
+            return true;
+        }
 
-		return false;
-	}
-	
-	public abstract FieldInfo[] getFields();
+        return false;
+    }
 
-	public abstract FieldInfo getField(String fieldName)
-			throws NoSuchFieldException;
+    @Override
+    public int hashCode() {
+        throw new UnsupportedOperationException("overriden equals, not overriden hashCode");
+    }
 
-	public abstract MethodInfo[] getMethods();
+    public abstract FieldInfo[] getFields();
 
-	public abstract MethodInfo getMethod(String methodName,
-			String[] argumentNames) throws NoSuchMethodException;
+    public abstract FieldInfo getField(String fieldName)
+            throws NoSuchFieldException;
 
-	public abstract String[] getDeclaredClasses();
+    public abstract MethodInfo[] getMethods();
 
-	public abstract FieldInfo[] getDeclaredFields();
+    public abstract MethodInfo getMethod(String methodName,
+            String[] argumentNames) throws NoSuchMethodException;
 
-	public abstract FieldInfo getDeclaredField(String fieldName)
-			throws NoSuchFieldException;
+    public abstract String[] getDeclaredClasses();
 
-	public abstract MethodInfo[] getDeclaredMethods();
+    public abstract FieldInfo[] getDeclaredFields();
 
-	public abstract MethodInfo getDeclaredMethod(String methodName,
-			String[] argumentNames) throws NoSuchMethodException;
+    public abstract FieldInfo getDeclaredField(String fieldName)
+            throws NoSuchFieldException;
 
-	public MethodInfo getMethod(String methodName, ShadowClass[] arguments)
-			throws NoSuchMethodException {
-		return getMethod(methodName, classesToStrings(arguments));
-	}
+    public abstract MethodInfo[] getDeclaredMethods();
 
-	public MethodInfo getDeclaredMethod(String methodName,
-			ShadowClass[] arguments) throws NoSuchMethodException {
-		return getDeclaredMethod(methodName, classesToStrings(arguments));
-	}
+    public abstract MethodInfo getDeclaredMethod(String methodName,
+            String[] argumentNames) throws NoSuchMethodException;
 
-	protected static String[] classesToStrings(ShadowClass[] arguments) {
+    public MethodInfo getMethod(String methodName, ShadowClass[] arguments)
+            throws NoSuchMethodException {
+        return getMethod(methodName, classesToStrings(arguments));
+    }
 
-		if (arguments == null) {
-			return new String[0];
-		}
+    public MethodInfo getDeclaredMethod(String methodName,
+            ShadowClass[] arguments) throws NoSuchMethodException {
+        return getDeclaredMethod(methodName, classesToStrings(arguments));
+    }
+
+    protected static String[] classesToStrings(ShadowClass[] arguments) {
 
-		int size = arguments.length;
-		String[] argumentNames = new String[size];
+        if (arguments == null) {
+            return new String[0];
+        }
 
-		for (int i = 0; i < size; i++) {
-			argumentNames[i] = arguments[i].getName();
-		}
+        int size = arguments.length;
+        String[] argumentNames = new String[size];
 
-		return argumentNames;
-	}
+        for (int i = 0; i < size; i++) {
+            argumentNames[i] = arguments[i].getName();
+        }
 
-	protected static String argumentNamesToString(String[] argumentNames) {
-		StringBuilder buf = new StringBuilder();
-		buf.append("(");
+        return argumentNames;
+    }
 
-		if (argumentNames != null) {
+    protected static String argumentNamesToString(String[] argumentNames) {
+        StringBuilder buf = new StringBuilder();
+        buf.append("(");
 
-			for (int i = 0; i < argumentNames.length; i++) {
+        if (argumentNames != null) {
 
-				if (i > 0) {
-					buf.append(", ");
-				}
+            for (int i = 0; i < argumentNames.length; i++) {
 
-				buf.append(argumentNames[i]);
-			}
-		}
+                if (i > 0) {
+                    buf.append(", ");
+                }
 
-		buf.append(")");
-		return buf.toString();
-	}
+                buf.append(argumentNames[i]);
+            }
+        }
+
+        buf.append(")");
+        return buf.toString();
+    }
 
-}
\ No newline at end of file
+}

src-re-server/ch/usi/dag/dislreserver/shadow/ShadowString.java

@@ -4,37 +4,42 @@ package ch.usi.dag.dislreserver.shadow;
 //      over network - throw a runtime exception ??
 public class ShadowString extends ShadowObject {
 
-	private String value;
+    private String value;
 
-	public ShadowString(long net_ref, String value, ShadowClass klass) {
-		super(net_ref, klass);
-		this.value = value;
-	}
+    public ShadowString(long net_ref, String value, ShadowClass klass) {
+        super(net_ref, klass);
+        this.value = value;
+    }
 
-	// TODO warn user that it will return null when the ShadowString is not yet sent.
-	@Override
-	public String toString() {
-		return value;
-	}
+    // TODO warn user that it will return null when the ShadowString is not yet
+    // sent.
+    @Override
+    public String toString() {
+        return value;
+    }
 
-	public void setValue(String value) {
-		this.value = value;
-	}
+    public void setValue(String value) {
+        this.value = value;
+    }
 
-	@Override
-	public boolean equals(Object obj) {
+    @Override
+    public boolean equals(Object obj) {
 
-		if (super.equals(obj)) {
+        if (super.equals(obj)) {
 
-			if (obj instanceof ShadowString) {
+            if (obj instanceof ShadowString) {
 
-				if (value != null && value.equals(((ShadowString) obj).value)) {
-					return true;
-				}
-			}
-		}
+                if (value != null && value.equals(((ShadowString) obj).value)) {
+                    return true;
+                }
+            }
+        }
 
-		return false;
-	}
+        return false;
+    }
 
+    @Override
+    public int hashCode() {
+        throw new UnsupportedOperationException("overriden equals, not overriden hashCode");
+    }
 }

src-re-server/ch/usi/dag/dislreserver/shadow/ShadowThread.java

@@ -4,52 +4,58 @@ package ch.usi.dag.dislreserver.shadow;
 //     over network - throw a runtime exception ??
 public class ShadowThread extends ShadowObject {
 
-	private String name;
-	private boolean isDaemon;
+    private String  name;
+    private boolean isDaemon;
 
-	public ShadowThread(long net_ref, String name, boolean isDaemon,
-			ShadowClass klass) {
-		super(net_ref, klass);
+    public ShadowThread(long net_ref, String name, boolean isDaemon,
+            ShadowClass klass) {
+        super(net_ref, klass);
 
-		this.name = name;
-		this.isDaemon = isDaemon;
-	}
+        this.name = name;
+        this.isDaemon = isDaemon;
+    }
 
-	// TODO warn user that it will return null when the ShadowThread is not yet sent.
-	public String getName() {
-		return name;
-	}
+    // TODO warn user that it will return null when the ShadowThread is not yet
+    // sent.
+    public String getName() {
+        return name;
+    }
 
-	// TODO warn user that it will return false when the ShadowThread is not yet sent.
-	public boolean isDaemon() {
-		return isDaemon;
-	}
+    // TODO warn user that it will return false when the ShadowThread is not yet
+    // sent.
+    public boolean isDaemon() {
+        return isDaemon;
+    }
 
-	public void setName(String name) {
-		this.name = name;
-	}
+    public void setName(String name) {
+        this.name = name;
+    }
 
-	public void setDaemon(boolean isDaemon) {
-		this.isDaemon = isDaemon;
-	}
+    public void setDaemon(boolean isDaemon) {
+        this.isDaemon = isDaemon;
+    }
 
-	@Override
-	public boolean equals(Object obj) {
+    @Override
+    public boolean equals(Object obj) {
 
-		if (super.equals(obj)) {
+        if (super.equals(obj)) {
 
-			if (obj instanceof ShadowThread) {
+            if (obj instanceof ShadowThread) {
 
-				ShadowThread t = (ShadowThread) obj;
+                ShadowThread t = (ShadowThread) obj;
 
-				if (name != null && name.equals(t.name)
-						&& (isDaemon == t.isDaemon)) {
-					return true;
-				}
-			}
-		}
+                if (name != null && name.equals(t.name)
+                        && (isDaemon == t.isDaemon)) {
+                    return true;
+                }
+            }
+        }
 
-		return false;
-	}
+        return false;
+    }
 
+    @Override
+    public int hashCode() {
+        throw new UnsupportedOperationException("overriden equals, not overriden hashCode");
+    }