Java 8 Constructor - top ranked examples from Open Source projects

These code examples were ranked by Codota’s semantic indexing as the best open source examples for Java 8 Constructor class.

This code example shows how to use the following methods:getParameterTypes, isVarArgs, newInstance
 
	@Override 
	public TypedValue execute(EvaluationContext context, Object... arguments) throws AccessException {
		try { 
			if (arguments != null) { 
				ReflectionHelper.convertArguments(context.getTypeConverter(), arguments, this.ctor, this.varargsPosition);
			} 
			if (this.ctor.isVarArgs()) {
				arguments = ReflectionHelper.setupArgumentsForVarargsInvocation(this.ctor.getParameterTypes(), arguments);
			} 
			ReflectionUtils.makeAccessible(this.ctor);
			return new TypedValue(this.ctor.newInstance(arguments));
		} 
		catch (Exception ex) {
			throw new AccessException("Problem invoking constructor: " + this.ctor, ex);
		} 
	} 
 
	public Constructor<?> getConstructor() {
		return this.ctor;
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This code example shows how to use the following methods:newInstance
 
        if (stringConstructor != null)
        { 
            try 
            { 
                s = stringConstructor.newInstance(0, c.length, c);
            } 
            catch (Exception e)
            { 
                // Swallowing as we'll just use a copying constructor 
            } 
        } 
        return s == null ? new String(c) : s;
    } 
 
    /** 
     * Used to get access to protected/private constructor of the specified class 
     * @param klass - name of the class 
     * @param paramTypes - types of the constructor parameters 
     * @return Constructor if successful, null if the constructor cannot be 
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This code example shows how to use the following methods:newInstance
        } 
 
        log.debug("Attempting to load class {} and instantiate with nullary constructor", className);
        try { 
            Constructor<?> ctor = Class.forName(className).getConstructor();
            log.debug("Invoking constructor {}", ctor);
            return (HadoopCompat)ctor.newInstance();
        } catch (NoSuchMethodException e) {
            throw new RuntimeException(e);
        } catch (SecurityException e) {
            throw new RuntimeException(e);
        } catch (ClassNotFoundException e) {
            throw new RuntimeException(e);
        } catch (InstantiationException e) {
            throw new RuntimeException(e);
        } catch (IllegalAccessException e) {
            throw new RuntimeException(e);
        } catch (IllegalArgumentException e) {
            throw new RuntimeException(e);
        } catch (InvocationTargetException e) {
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This code example shows how to use the following methods:newInstance
	@Override 
	public Object invoke(MethodInvocation invocation) throws Throwable {
		Object retVal = invocation.proceed();
 
		ApplicationEvent event = (ApplicationEvent)
				this.applicationEventClassConstructor.newInstance(new Object[] {invocation.getThis()});
		this.applicationEventPublisher.publishEvent(event);
 
		return retVal;
	} 
 
} 
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This code example shows how to use the following methods:newInstance
    } 
 
    @Override 
    public ManagedReference getReference() { 
        try { 
            return new ImmediateManagedReference(constructor.newInstance());
        } catch (Exception e) {
            throw new RuntimeException(e);
        } 
    } 
 
} 
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This code example shows how to use the following methods:isVarArgs
    @Override 
    public boolean isVarArgs(Member member) {
        if (member instanceof Method)
            return ((Method) member).isVarArgs();
        else if (member instanceof Constructor)
            return ((Constructor<?>) member).isVarArgs();
        else 
            return false; 
    } 
 
    /** 
     * If "obj" is a java.util.Iterator or a java.lang.Iterable, return a 
     * wrapping as a JavaScript Iterator. Otherwise, return null. 
     * This method is in VMBridge since Iterable is a JDK 1.5 addition. 
     */ 
    @Override 
    public Iterator<?> getJavaIterator(Context cx, Scriptable scope, Object obj) {
        if (obj instanceof Wrapper) {
            Object unwrapped = ((Wrapper) obj).unwrap();
            Iterator<?> iterator = null;
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This code example shows how to use the following methods:newInstance
		} 
	} 
 
	public ClassLoader getThrowawayClassLoader() {
		try { 
			ClassLoader loader = cloneConstructor.newInstance(getClassLoader());
			// clear out the transformers (copied as well) 
			List<?> list = (List<?>) transformerList.get(loader);
			list.clear();
			return loader;
		} 
		catch (InvocationTargetException ex) {
			throw new IllegalStateException("WebSphere CompoundClassLoader constructor failed", ex.getCause());
		} 
		catch (Exception ex) {
			throw new IllegalStateException("Could not construct WebSphere CompoundClassLoader", ex);
		} 
	} 
 
} 
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This code example shows how to use the following methods:newInstance
            editor.setAsText(text);
            return editor.getValue();
        } else { 
            try { 
                final Constructor<?> constructor = type.getConstructor(String.class);
                return constructor.newInstance(text);
            } catch (NoSuchMethodException e) {
            } catch (Exception e) {
                e.printStackTrace();
            } 
        } 
 
        return null; 
    } 
 
    public Method getMethod() {
        return method;
    } 
 
    static { 
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This code example shows how to use the following methods:newInstance
	public ClassLoader getThrowawayClassLoader() {
		try { 
			Object classFinder = this.getClassFinderMethod.invoke(this.classLoader);
			Object parent = this.getParentMethod.invoke(this.classLoader);
			// arguments for 'clone'-like method 
			return (ClassLoader) this.wlGenericClassLoaderConstructor.newInstance(classFinder, parent);
		} 
		catch (InvocationTargetException ex) {
			throw new IllegalStateException("WebLogic GenericClassLoader constructor failed", ex.getCause());
		} 
		catch (Exception ex) {
			throw new IllegalStateException("Could not construct WebLogic GenericClassLoader", ex);
		} 
	} 
} 
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This code example shows how to use the following methods:newInstance
    String pid, Class<? extends ResourceCalculatorProcessTree> clazz, Configuration conf) {
 
    if (clazz != null) {
      try { 
        Constructor <? extends ResourceCalculatorProcessTree> c = clazz.getConstructor(String.class);
        ResourceCalculatorProcessTree rctree = c.newInstance(pid);
        rctree.setConf(conf);
        return rctree;
      } catch(Exception e) {
        throw new RuntimeException(e);
      } 
    } 
 
    // No class given, try a os specific class 
    if (ProcfsBasedProcessTree.isAvailable()) { 
      return new ProcfsBasedProcessTree(pid);
    } 
    if (WindowsBasedProcessTree.isAvailable()) { 
      return new WindowsBasedProcessTree(pid);
    } 
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