org.simpleflatmapper.reflect.impl.InjectStaticMethodInstantiator Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of sfm-reflect Show documentation
Show all versions of sfm-reflect Show documentation
Java library to map flat record - ResultSet, csv - to java object with minimum configuration and low footprint.
The newest version!
package org.simpleflatmapper.reflect.impl;
import org.simpleflatmapper.reflect.instantiator.ExecutableInstantiatorDefinition;
import org.simpleflatmapper.reflect.Getter;
import org.simpleflatmapper.reflect.Instantiator;
import org.simpleflatmapper.reflect.InstantiatorDefinition;
import org.simpleflatmapper.reflect.Parameter;
import org.simpleflatmapper.util.ErrorHelper;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.Map;
public final class InjectStaticMethodInstantiator implements Instantiator {
private final Method method;
private final Class declaringClass;
private final ArgumentBuilder argBuilder;
private final InstantiatorDefinition instantiatorDefinition;
public InjectStaticMethodInstantiator(ExecutableInstantiatorDefinition instantiatorDefinition, Map> injections) {
this.argBuilder = new ArgumentBuilder(instantiatorDefinition, injections);
this.method = (Method) instantiatorDefinition.getExecutable();
this.declaringClass = method.getDeclaringClass();
this.instantiatorDefinition = instantiatorDefinition;
}
@SuppressWarnings("unchecked")
@Override
public T newInstance(S s) throws Exception {
try {
return (T) method.invoke(declaringClass, argBuilder.build(s));
} catch(InvocationTargetException e) {
return ErrorHelper.rethrow(e.getCause());
}
}
@Override
public String toString() {
return "InjectStaticMethodInstantiator{" +
"instantiatorDefinition=" + instantiatorDefinition +
'}';
}
}