/*
* Copyright 2008-2017 the original author or authors.
*
* Licensed 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 griffon.exceptions;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import java.lang.reflect.Method;
/**
* @author Andres Almiray
* @since 2.0.0
*/
public class InstanceMethodInvocationException extends MethodInvocationException {
private static final long serialVersionUID = -2325571968606780435L;
public InstanceMethodInvocationException(@Nonnull Object instance, @Nonnull String methodName, @Nullable Object[] args) {
super(formatArguments(instance, methodName, args));
}
public InstanceMethodInvocationException(@Nonnull Object instance, @Nonnull String methodName, @Nullable Object[] args, @Nonnull Throwable cause) {
super(formatArguments(instance, methodName, args), cause);
}
public InstanceMethodInvocationException(@Nonnull Object instance, @Nonnull Method method) {
super(formatArguments(instance, method));
}
public InstanceMethodInvocationException(@Nonnull Object instance, @Nonnull Method method, @Nonnull Throwable cause) {
super(formatArguments(instance, method), cause);
}
@Nonnull
private static String formatArguments(@Nonnull Object instance, @Nonnull String methodName, @Nullable Object[] args) {
checkNonNull(instance, "instance");
checkNonBlank(methodName, "methodName");
StringBuilder b = new StringBuilder("An error occurred while invoking instance method ")
.append(instance.getClass().getName())
.append(".").append(methodName).append("(");
boolean first = true;
for (Class<?> type : convertToTypeArray(args)) {
if (first) {
first = false;
} else {
b.append(",");
}
if (type == null) {
// we don't know the type as the argument is null,
// let's fallback to plain old Object
b.append(Object.class.getName());
} else {
b.append(type.getName());
}
}
b.append(")");
return b.toString();
}
@Nonnull
protected static String formatArguments(@Nonnull Object instance, @Nonnull Method method) {
checkNonNull(instance, "instance");
checkNonNull(method, "method");
StringBuilder b = new StringBuilder("An error occurred while invoking instance method ")
.append(instance.getClass().getName())
.append(".").append(method.getName()).append("(");
boolean first = true;
for (Class<?> type : method.getParameterTypes()) {
if (first) {
first = false;
} else {
b.append(",");
}
b.append(type.getName());
}
b.append(")");
return b.toString();
}
}