private void appendParametersFromArgumentHolder(
final Class<?>[] parameterTypes,
final StringBuilder methodSrc,
final ArgumentHolderGenerator argumentHolderGenerator) {
argumentHolderGenerator.resetFieldNames();
for (int i = 0; i < parameterTypes.length; i++) {
final Class<?> parameterType = parameterTypes[i];
methodSrc
.append("holder.")
.append(argumentHolderGenerator.getNextFieldNameForType(parameterType));
if (i < parameterTypes.length - 1) {
methodSrc.append(", ");
}
}
}
private void createRingBufferPublisherMethod(
final CtClass ctClass,
final Method method,
final Invoker invoker,
final OverflowStrategy overflowStrategy,
final ArgumentHolderGenerator argumentHolderGenerator) {
final StringBuilder methodSrc =
new StringBuilder("public void ").append(method.getName()).append("(");
final Class<?>[] parameterTypes = method.getParameterTypes();
char paramId = 'a';
for (int i = 0, parameterTypesLength = parameterTypes.length; i < parameterTypesLength; i++) {
final Class<?> parameterType = parameterTypes[i];
if (parameterType.isArray()) {
methodSrc
.append(parameterType.getComponentType().getName())
.append("[] ")
.append(paramId++);
} else {
methodSrc.append(parameterType.getName()).append(' ').append(paramId++);
}
if (i < parameterTypesLength - 1) {
methodSrc.append(", ");
}
}
methodSrc.append(")\n{\n");
methodSrc.append("messagePublicationListener.onPrePublish();\n");
handleOverflowStrategy(overflowStrategy, methodSrc);
methodSrc
.append("final long sequence = ringBuffer.next();\n")
.append("try\n")
.append("{\n")
.append(
"final ProxyMethodInvocation proxyMethodInvocation = (ProxyMethodInvocation) ringBuffer.get(sequence);\n");
final String argumentHolderClass = argumentHolderGenerator.getGeneratedClassName();
methodSrc
.append("final ")
.append(argumentHolderClass)
.append(" holder = (")
.append(argumentHolderClass)
.append(") proxyMethodInvocation.getArgumentHolder();\n");
argumentHolderGenerator.resetFieldNames();
for (int i = 0; i < parameterTypes.length; i++) {
final Class<?> parameterType = parameterTypes[i];
final String holderField = argumentHolderGenerator.getNextFieldNameForType(parameterType);
methodSrc
.append("holder.")
.append(holderField)
.append(" = ")
.append((char) ('a' + i))
.append(";");
}
methodSrc
.append("proxyMethodInvocation.setInvoker(_")
.append(invoker.getClass().getName())
.append(");\n")
.append("}\n")
.append("catch(Throwable t){t.printStackTrace();}\n")
.append("finally\n")
.append("{\n")
.append("ringBuffer.publish(sequence);\n")
.append("messagePublicationListener.onPostPublish();\n")
.append("}\n");
methodSrc.append("}\n");
createMethod(ctClass, methodSrc.toString());
}
