Clean up code moved to gxRest.
git-svn-id: https://svn.d4science.research-infrastructures.eu/gcube/trunk/resource-management/resource-manager@162886 82a268e6-3cf1-43bd-a215-b396298e98cfmaster
parent
de8582c9be
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3650407264
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package org.gcube.resourcemanagement.manager.io.codeexceptions;
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import javax.ws.rs.core.GenericEntity;
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/**
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* An entity to wrapf {@link SerializableErrorEntity}s into a {@link WebCodeException}.
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*
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* @author Manuele Simi (ISTI CNR)
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*
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*/
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public class CodeEntity extends GenericEntity<SerializableErrorEntity> {
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/**
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* @param entity
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*/
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protected CodeEntity(SerializableErrorEntity entity) {
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super(entity);
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}
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}
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@ -1,24 +0,0 @@
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package org.gcube.resourcemanagement.manager.io.codeexceptions;
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import java.util.stream.Stream;
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/**
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* Helper methods to find an error code in an enumeration implementing {@link ErrorCode}.
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*
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* @author Manuele Simi (ISTI CNR)
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*
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*/
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public class CodeFinder {
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/**
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* Finds and convert the given code as enum value.
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* @param code the code to look for.
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* @param codes the enum values.
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* @return the code as enum value or null if the code is not found.
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*/
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public static <E extends Enum<E> & ErrorCode> E findAndConvert(ErrorCode code, E[] codes) {
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return Stream.of(codes).filter(e -> e.getId() == code.getId() && e.getMessage().equals(code.getMessage()))
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.findFirst().orElse(null);
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}
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}
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@ -1,22 +0,0 @@
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package org.gcube.resourcemanagement.manager.io.codeexceptions;
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/**
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* Interface for error codes.
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*
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* @author Manuele Simi (ISTI CNR)
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*
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*/
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public interface ErrorCode {
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/**
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* Identifier of the code.
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*/
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public int getId();
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/**
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* The message associated to the code
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* @return the message
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*/
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public String getMessage();
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}
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package org.gcube.resourcemanagement.manager.io.codeexceptions;
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/**
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* A local exception wrapping an {@link ErrorCode}.
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*
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* @author Manuele Simi (ISTI CNR)
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*
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*/
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public class LocalCodeException extends Exception implements ErrorCode {
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private static final long serialVersionUID = 1872093579811881630L;
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private final int id;
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private final String message;
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public LocalCodeException(ErrorCode code) {
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super();
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this.id = code.getId();
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this.message = code.getMessage();
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}
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public int getId() {
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return id;
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}
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public String getMessage() {
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return message;
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}
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}
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package org.gcube.resourcemanagement.manager.io.codeexceptions;
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/**
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* An entity that can be serialized in a {@link WebCodeException}.
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*
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* @author Manuele Simi (ISTI CNR)
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*
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*/
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public class SerializableErrorEntity {
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private int id = -1;
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private String message;
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private String exceptionClass;
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public SerializableErrorEntity() {}
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/**
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* @param id
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* @param message
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*/
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public SerializableErrorEntity(ErrorCode errorCode) {
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this.id = errorCode.getId();
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this.message = errorCode.getMessage();
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}
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/**
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*
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* @param e
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*/
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public SerializableErrorEntity(Exception e) {
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this.exceptionClass = e.getClass().getCanonicalName();
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this.message = e.getMessage();
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}
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public int getId() {
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return this.id;
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}
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public String getMessage() {
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return this.message;
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}
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/**
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* @return the full qualified name of the embedded {@link Exception}
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*/
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public String getExceptionClass() {
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return this.exceptionClass;
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}
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}
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package org.gcube.resourcemanagement.manager.io.codeexceptions;
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import javax.ws.rs.WebApplicationException;
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import javax.ws.rs.core.Response;
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/**
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* Exception returned by the Resource Manager.
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*
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* @author Manuele Simi (ISTI CNR)
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*
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*/
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public class WebCodeException extends WebApplicationException {
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private static final long serialVersionUID = 333945715086602250L;
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public WebCodeException() {
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super(Response.status(Response.Status.NOT_ACCEPTABLE).build());
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}
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public WebCodeException(Response.Status status, ErrorCode code) {
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super(Response.status(status).entity(new CodeEntity(new SerializableErrorEntity(code)))
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.build());
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}
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public WebCodeException(ErrorCode code) {
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super(Response.status(Response.Status.NOT_ACCEPTABLE)
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.entity(new CodeEntity(new SerializableErrorEntity(code))).build());
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}
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public <E extends Exception> WebCodeException(E exception) {
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//super(Response.status(Response.Status.NOT_ACCEPTABLE)
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// .entity(new CodeEntity(new SerializableErrorEntity(exception))).build());
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super(Response.status(Response.Status.NOT_ACCEPTABLE)
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.entity(new CodeEntity(new SerializableErrorEntity(exception))).build());
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}
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}
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package org.gcube.resourcemanagement.manager.io.codeexceptions.deserializer;
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import org.gcube.resourcemanagement.manager.io.codeexceptions.ErrorCode;
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/**
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* Deserializer for {@link ErrorCode}.
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*
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* @author Manuele Simi (ISTI CNR)
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*
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*/
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final class ErrorCodeDeserializer {
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/**
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*
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*/
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private ErrorCodeDeserializer() {}
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/**
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* The error code, if any
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* @return the error code or null
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*/
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protected static ErrorCode deserialize(int id, String message) {
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if (id != 1) {
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return new ErrorCode() {
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@Override
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public String getMessage() {
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return message;
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}
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@Override
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public int getId() {
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return id;
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}
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};
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} else
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return null;
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}
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}
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package org.gcube.resourcemanagement.manager.io.codeexceptions.deserializer;
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import java.util.Objects;
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import org.gcube.resourcemanagement.manager.io.codeexceptions.ErrorCode;
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import org.gcube.resourcemanagement.manager.io.codeexceptions.SerializableErrorEntity;
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/**
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* Manager for extracting information held inside a {@link SerializableErrorEntity}.
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*
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* @author Manuele Simi (ISTI CNR)
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*
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*/
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public class ErrorEntityManager {
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private final SerializableErrorEntity entity;
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/**
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*
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*/
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public ErrorEntityManager(SerializableErrorEntity entity) {
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this.entity = entity;
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}
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/**
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* Checks if there is an {@link Exception} in the entity.
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* @return true if the entity holds an exception, false otherwise
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*/
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public boolean hasException() {
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return Objects.nonNull(this.entity.getExceptionClass());
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}
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/**
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* Gets the {@link Exception} inside the entity.
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* @return the exception or null
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*/
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public <E extends Exception> E getException() {
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return ExceptionDeserializer.deserialize(this.entity.getExceptionClass(),this.entity.getMessage());
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}
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/**
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* Checks if there is an {@link ErrorCode} in the entity.
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* @return true if the entity holds an errorcode, false otherwise
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*/
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public boolean hasErrorCode() {
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return this.entity.getId() != -1;
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}
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/**
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* Gets the {@link ErrorCode} inside the entity.
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* @return the error code or null
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*/
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public ErrorCode getErrorCode(){
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return ErrorCodeDeserializer.deserialize(this.entity.getId(), this.entity.getMessage());
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}
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}
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package org.gcube.resourcemanagement.manager.io.codeexceptions.deserializer;
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import java.lang.reflect.InvocationTargetException;
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/**
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* Deserializer for {@link Exception}.
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*
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* @author Manuele Simi (ISTI CNR)
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*
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*/
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final class ExceptionDeserializer {
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/**
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*
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*/
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private ExceptionDeserializer() {}
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@SuppressWarnings("unchecked")
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protected static <E extends Exception> E deserialize(String exceptionClass, String message) {
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try {
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final Class<?>[] ctorParams = {String.class};
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return (E) Class.forName(exceptionClass).getConstructor(ctorParams).newInstance(message);
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} catch (InstantiationException | IllegalAccessException | ClassNotFoundException | IllegalArgumentException | InvocationTargetException | NoSuchMethodException | SecurityException e) {
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return null;
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}
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}
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}
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/**
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* Helper classes to deserialize the information held inside a {@link org.gcube.resourcemanagement.manager.io.codeexceptions.SerializableErrorEntity}.
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*
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* @author Manuele Simi (ISTI CNR)
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*
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*/
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package org.gcube.resourcemanagement.manager.io.codeexceptions.deserializer;
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/**
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* Code Exception is capable to hold an error code
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* and an associated message, wrap them into a REST response and return them to the caller.
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*
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* @author Manuele Simi (ISTI - CNR)
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*
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*/
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package org.gcube.resourcemanagement.manager.io.codeexceptions;
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/**
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*
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*/
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package org.gcube.resourcemanagement.manager.io.codeexceptions;
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import static org.junit.Assert.*;
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import org.gcube.resourcemanagement.manager.io.codeexceptions.LocalCodeException;
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import org.gcube.resourcemanagement.manager.io.rs.RMCreateContextCode;
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import org.junit.Test;
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/**
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* Don't forget to comment!
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*
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* @author Manuele Simi (ISTI CNR)
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*
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*/
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public class LocalCodeExceptionTest {
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/**
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* Test method for {@link org.gcube.resourcemanagement.manager.io.codeexceptions.LocalCodeException#CodeException(org.gcube.resourcemanagement.manager.io.codeexceptions.ErrorCode)}.
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*/
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@Test
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public void testCodeException() {
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LocalCodeException exception = new LocalCodeException(RMCreateContextCode.GENERIC_ERROR_FROM_RR);
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assertTrue("Unexpected id", exception.getId() == RMCreateContextCode.GENERIC_ERROR_FROM_RR.getId());
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}
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}
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package org.gcube.resourcemanagement.manager.io.codeexceptions;
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import static org.junit.Assert.*;
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import java.util.Objects;
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import org.gcube.resourcemanagement.manager.io.codeexceptions.WebCodeException;
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import org.gcube.resourcemanagement.manager.io.rs.RMCreateContextCode;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.junit.runners.BlockJUnit4ClassRunner;
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/**
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* Tests for {@link WebCodeException}s
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*
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* @author Manuele Simi (ISTI CNR)
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*
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*/
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@RunWith(BlockJUnit4ClassRunner.class)
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public class WebCodeExceptionTest {
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/**
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* Test method for
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* {@link org.gcube.resourcemanagement.manager.io.codeexceptions.WebCodeException#CodeException(org.gcube.resourcemanagement.manager.io.rs.RMCreateContextCode)}.
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*/
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@Test
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public void testWebCodeException() {
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WebCodeException exception = new WebCodeException(RMCreateContextCode.CONTEXT_ALREADY_EXISTS);
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// unfortunately, we cannot test the response readEntity method on an
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// outbound response
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assertTrue("Unexpected code", Objects.nonNull(exception.getResponse()));
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}
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}
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