Example usage for java.lang.reflect GenericSignatureFormatError GenericSignatureFormatError

Introduction

In this page you can find the example usage for java.lang.reflect GenericSignatureFormatError GenericSignatureFormatError.

Prototype

public GenericSignatureFormatError() 

Source Link

Document

Constructs a new GenericSignatureFormatError .

Usage

From source file:org.pentaho.platform.engine.services.solution.PojoComponent.java

protected void callMethods(List<Method> methods, Object value) throws Throwable {
    if (value instanceof String) {
        callMethodWithString(methods, value.toString());
        return;/*w w  w.j  ava2 s. c om*/
    }

    boolean done = false;

    for (Method method : methods) {
        Class<?>[] paramClasses = method.getParameterTypes();
        if (paramClasses.length != 1) {
            // we don't know how to handle this
            throw new GenericSignatureFormatError();
        }
        Class<?> paramclass = paramClasses[0];
        // do some type safety. this would be the point to do automatic type conversions
        if (value instanceof IPentahoResultSet && paramclass.equals(IPentahoResultSet.class)) {
            done = true;
            method.invoke(pojo, new Object[] { (IPentahoResultSet) value });
            break;
        } else if (value instanceof java.lang.Boolean
                && (paramclass.equals(Boolean.class) || paramclass.equals(boolean.class))) {
            done = true;
            method.invoke(pojo, new Object[] { value });
            break;
        } else if (value instanceof java.lang.Integer
                && (paramclass.equals(Integer.class) || paramclass.equals(int.class))) {
            done = true;
            method.invoke(pojo, new Object[] { value });
            break;
        } else if (value instanceof java.lang.Long
                && (paramclass.equals(Long.class) || paramclass.equals(long.class))) {
            done = true;
            method.invoke(pojo, new Object[] { value });
            break;
        } else if (value instanceof java.lang.Double
                && (paramclass.equals(Double.class) || paramclass.equals(double.class))) {
            done = true;
            method.invoke(pojo, new Object[] { value });
            break;
        } else if (value instanceof java.lang.Float
                && (paramclass.equals(Float.class) || paramclass.equals(float.class))) {
            done = true;
            method.invoke(pojo, new Object[] { value });
            break;
        } else if (value instanceof IPentahoStreamSource && paramclass.equals(IPentahoStreamSource.class)) {
            done = true;
            method.invoke(pojo, new Object[] { value });
            break;
        } else if (value instanceof Date && paramclass.equals(Date.class)) {
            done = true;
            method.invoke(pojo, new Object[] { value });
            break;
        } else if (value instanceof BigDecimal && paramclass.equals(BigDecimal.class)) {
            done = true;
            method.invoke(pojo, new Object[] { value });
            break;
        } else if (value instanceof IContentItem && paramclass.equals(IContentItem.class)) {
            done = true;
            method.invoke(pojo, new Object[] { value });
            break;
        } else if (value instanceof IContentItem && paramclass.equals(String.class)) {
            done = true;
            method.invoke(pojo, new Object[] { value.toString() });
            break;
        } else if (paramclass.equals(IPentahoSession.class)) {
            done = true;
            method.invoke(pojo, new Object[] { (IPentahoSession) value });
            break;
        } else if (paramclass.equals(Log.class)) {
            done = true;
            method.invoke(pojo, new Object[] { (Log) value });
            break;
        }
    }

    if (!done) {
        // Try invoking the first instance with what we have
        try {
            methods.get(0).invoke(pojo, new Object[] { value });
        } catch (Exception ex) {
            throw new IllegalArgumentException("No implementation of method \"" + Method.class.getName() //$NON-NLS-1$
                    + "\" takes a " + value.getClass()); //$NON-NLS-1$
        }
    }
}

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From source file:org.pentaho.platform.engine.services.solution.PojoComponent.java

protected void callMethodWithString(List<Method> methodList, String value) throws Throwable {
    boolean done = false;

    value = applyInputsToFormat(value);//from  w w w .jav a  2 s  .  c o  m

    // Search ALL instances of a given method for an implementation
    // that takes a single string
    for (Method method : methodList) {
        Class<?>[] paramClasses = method.getParameterTypes();
        if (paramClasses.length != 1) {
            // we don't know how to handle this
            throw new GenericSignatureFormatError();
        }

        Class<?> paramclass = paramClasses[0];
        if (paramclass.equals(String.class)) {
            done = true;
            method.invoke(pojo, new Object[] { value });
            break;
        }
    }

    if (!done) {
        for (Method method : methodList) {
            Class<?>[] paramClasses = method.getParameterTypes();
            if (paramClasses.length != 1) {
                // we don't know how to handle this
                throw new GenericSignatureFormatError();
            }

            Class<?> paramclass = paramClasses[0];
            if (paramclass.equals(Boolean.class) || paramclass.equals(boolean.class)) {
                done = true;
                method.invoke(pojo, new Object[] { new Boolean(value) });
                break;
            } else if (paramclass.equals(Integer.class) || paramclass.equals(int.class)) {
                done = true;
                method.invoke(pojo, new Object[] { new Integer(value) });
                break;
            } else if (paramclass.equals(Long.class) || paramclass.equals(long.class)) {
                done = true;
                method.invoke(pojo, new Object[] { new Long(value) });
                break;
            } else if (paramclass.equals(Double.class) || paramclass.equals(double.class)) {
                done = true;
                method.invoke(pojo, new Object[] { new Double(value) });
                break;
            } else if (paramclass.equals(Float.class) || paramclass.equals(float.class)) {
                done = true;
                method.invoke(pojo, new Object[] { new Float(value) });
                break;
            } else if (paramclass.equals(BigDecimal.class)) {
                done = true;
                method.invoke(pojo, new Object[] { new BigDecimal(value) });
                break;
            }
        }
    }
    if (!done) {
        throw new GenericSignatureFormatError();
    }
}

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