com.sun.ejb.codegen.Generator Maven / Gradle / Ivy
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package com.sun.ejb.codegen;
import java.lang.reflect.Method;
import java.util.Enumeration;
import java.util.Iterator;
import java.util.Set;
import java.util.Vector;
import java.util.logging.Level;
import java.util.logging.Logger;
import com.sun.enterprise.deployment.MethodDescriptor;
import com.sun.logging.LogDomains;
import org.glassfish.api.deployment.DeploymentContext;
import org.glassfish.ejb.deployment.descriptor.ContainerTransaction;
import org.glassfish.ejb.deployment.descriptor.EjbDescriptor;
import org.glassfish.ejb.deployment.descriptor.EjbSessionDescriptor;
/**
* The base class for all code generators.
*/
public abstract class Generator {
protected static final Logger _logger = LogDomains.getLogger(Generator.class, LogDomains.EJB_LOGGER);
protected String ejbClassSymbol;
public abstract String getGeneratedClass();
/**
* Get the package name from the class name.
* @param className class name.
* @return the package name.
*/
protected String getPackageName(String className) {
int dot = className.lastIndexOf('.');
if (dot == -1)
return null;
return className.substring(0, dot);
}
protected String getBaseName(String className) {
int dot = className.lastIndexOf('.');
if (dot == -1)
return className;
return className.substring(dot+1);
}
protected String printType(Class cls) {
if (cls.isArray()) {
return printType(cls.getComponentType()) + "[]";
} else {
return cls.getName();
}
}
protected Method[] removeDups(Method[] orig)
{
// Remove duplicates from method array.
// Duplicates will arise if a class/intf and super-class/intf
// define methods with the same signature. Potentially the
// throws clauses of the methods may be different (note Java
// requires that the superclass/intf method have a superset of the
// exceptions in the derived method).
Vector nodups = new Vector();
for ( int i=0; i 0 ) {
suffix = origSuffix + count;
}
newClassName = origName + suffix;
if ( !existingClassNames.contains(newClassName) ) {
foundUniqueName = true;
existingClassNames.add(newClassName);
}
else {
count++;
}
}
return newClassName;
}
protected String getTxAttribute(EjbDescriptor dd, Method method)
{
// The TX_* strings returned MUST match the TX_* constants in
// com.sun.ejb.Container.
if ( dd instanceof EjbSessionDescriptor
&& ((EjbSessionDescriptor)dd).getTransactionType().equals("Bean") )
return "TX_BEAN_MANAGED";
String txAttr = null;
MethodDescriptor mdesc = new MethodDescriptor(method, ejbClassSymbol);
ContainerTransaction ct = dd.getContainerTransactionFor(mdesc);
if ( ct != null ) {
String attr = ct.getTransactionAttribute();
if ( attr.equals(ContainerTransaction.NOT_SUPPORTED) )
txAttr = "TX_NOT_SUPPORTED";
else if ( attr.equals(ContainerTransaction.SUPPORTS) )
txAttr = "TX_SUPPORTS";
else if ( attr.equals(ContainerTransaction.REQUIRED) )
txAttr = "TX_REQUIRED";
else if ( attr.equals(ContainerTransaction.REQUIRES_NEW) )
txAttr = "TX_REQUIRES_NEW";
else if ( attr.equals(ContainerTransaction.MANDATORY) )
txAttr = "TX_MANDATORY";
else if ( attr.equals(ContainerTransaction.NEVER) )
txAttr = "TX_NEVER";
}
if ( txAttr == null ) {
throw new RuntimeException("Transaction Attribute not found for method "+method);
}
return txAttr;
}
protected String getSecurityAttribute(EjbDescriptor dd, Method m)
{
// The SEC_* strings returned MUST match the SEC_* constants in
// com.sun.ejb.Container.
MethodDescriptor thisMethodDesc = new MethodDescriptor(m, ejbClassSymbol);
Set unchecked = dd.getUncheckedMethodDescriptors();
if ( unchecked != null ) {
Iterator i = unchecked.iterator();
while ( i.hasNext() ) {
MethodDescriptor md = (MethodDescriptor)i.next();
if ( thisMethodDesc.equals(md) )
return "SEC_UNCHECKED";
}
}
Set excluded = dd.getExcludedMethodDescriptors();
if ( excluded != null ) {
Iterator i = excluded.iterator();
while ( i.hasNext() ) {
MethodDescriptor md = (MethodDescriptor)i.next();
if ( thisMethodDesc.equals(md) )
return "SEC_EXCLUDED";
}
}
return "SEC_CHECKED";
}
}