Package org.jboss.errai.codegen.framework.builder

Examples of org.jboss.errai.codegen.framework.builder.ContextualStatementBuilder

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  private void generateRequest() {
    generateRequestBuilder();
    generateHeaders();
   
    ContextualStatementBuilder sendRequest = Stmt.loadVariable("requestBuilder");
    if (resourceMethod.getParameters().getEntityParameter() == null) {
      sendRequest = sendRequest.invoke("sendRequest", null, createRequestCallback());
    }
    else {
      Statement body = marshal(resourceMethod.getParameters().getEntityParameter(),
          resourceMethod.getContentTypeHeader());
      sendRequest = sendRequest.invoke("sendRequest", body, createRequestCallback());
    }

    methodBlock.append(Stmt
        .try_()
        .append(sendRequest)
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    JaxrsResourceMethodParameters params = resourceMethod.getParameters();

    // construct path using @PathParams and @MatrixParams
    String path = resourceMethod.getPath();
    ContextualStatementBuilder pathValue = Stmt.loadLiteral(path);

    for (String pathParamName : JaxrsResourceMethodParameters.getPathParameterNames(path)) {
      pathValue = pathValue.invoke("replace", "{" + pathParamName + "}",
          encodePath(marshal(params.getPathParameter(pathParamName))));
    }
   
    if (params.getMatrixParameters() != null) {
      for (String matrixParamName : params.getMatrixParameters().keySet()) {
        pathValue = pathValue.invoke("concat", ";" + matrixParamName + "=")
            .invoke("concat", encodePath(marshal(params.getMatrixParameter(matrixParamName))));
      }
    }
    ContextualStatementBuilder urlBuilder = Stmt.loadVariable("url").invoke(APPEND, pathValue);
   
    // construct query using @QueryParams
    if (params.getQueryParameters() != null) {
      urlBuilder = urlBuilder.invoke(APPEND, "?");

      int i = 0;
      for (String queryParamName : params.getQueryParameters().keySet()) {
        for (Parameter queryParam : params.getQueryParameters(queryParamName)) {
          if (i++ > 0)
            urlBuilder = urlBuilder.invoke(APPEND, "&");

          urlBuilder = urlBuilder.invoke(APPEND, queryParamName).invoke(APPEND, "=")
              .invoke(APPEND, encodeQuery(marshal(queryParam)));
        }
      }
    }
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    }

    // set headers based on @HeaderParams
    if (params.getHeaderParameters() != null) {
      for (String headerParamName : params.getHeaderParameters().keySet()) {
        ContextualStatementBuilder headerValueBuilder = Stmt.nestedCall(Stmt.newObject(StringBuilder.class));

        int i = 0;
        for (Parameter headerParam : params.getHeaderParameters(headerParamName)) {
          if (i++ > 0) {
            headerValueBuilder = headerValueBuilder.invoke(APPEND, ",");
          }
          headerValueBuilder = headerValueBuilder.invoke(APPEND, marshal(headerParam));
        }

        methodBlock.append(Stmt.loadVariable("requestBuilder").invoke("setHeader", headerParamName,
            headerValueBuilder.invoke("toString")));
      }
    }

    // set cookies based on @CookieParams
    if (params.getCookieParameters() != null) {
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              .modifiers(Modifier.Static)
              .body();

      BlockBuilder<CatchBlockBuilder> tryBuilder = Stmt.try_();

      ContextualStatementBuilder statementBuilder = Stmt.loadVariable(cachedMethod)
              .invoke("invoke", Refs.get("instance"), args);

      if (m.getReturnType().isVoid()) {
        tryBuilder.append(statementBuilder);
      }
      else {
        tryBuilder.append(statementBuilder.returnValue());
      }

      body.append(tryBuilder
              .finish()
              .catch_(Throwable.class, "e")
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              .modifiers(Modifier.Static)
              .body();

      BlockBuilder<CatchBlockBuilder> tryBuilder = Stmt.try_();

      ContextualStatementBuilder statementBuilder = Stmt.loadVariable(cachedMethod)
              .invoke("invoke", Refs.get("instance"), args);

      if (m.getReturnType().isVoid()) {
        tryBuilder.append(statementBuilder);
      }
      else {
        tryBuilder.append(statementBuilder.returnValue());
      }

      body.append(tryBuilder
              .finish()
              .catch_(Throwable.class, "e")
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    methodBlock.finish();
  }

  private void generateUrl(BlockBuilder<?> methodBlock) {
    JaxrsResourceMethodParameters params = resourceMethod.getParameters();
    ContextualStatementBuilder pathValue = Stmt.loadLiteral(resourceMethod.getPath());

    List<String> pathParams =
        ((UriBuilderImpl) UriBuilderImpl.fromTemplate(resourceMethod.getPath())).getPathParamNamesInDeclarationOrder();
    int i = 0;
    for (String pathParam : pathParams) {
      pathValue = pathValue.invoke("replaceFirst", "\\{" + pathParam + "\\}",
          marshal(params.getPathParameter(pathParam, i++)));
    }

    methodBlock.append(Stmt.declareVariable("url", StringBuilder.class,
        Stmt.newObject(StringBuilder.class).withParameters(pathValue)));

    ContextualStatementBuilder urlBuilder = null;
    if (params.getQueryParameters() != null) {
      urlBuilder = Stmt.loadVariable("url").invoke(APPEND, "?");

      i = 0;
      for (String queryParamName : params.getQueryParameters().keySet()) {
        for (Parameter queryParam : params.getQueryParameters(queryParamName)) {
          if (i++ > 0)
            urlBuilder = urlBuilder.invoke(APPEND, "&");

          urlBuilder = urlBuilder.invoke(APPEND, queryParamName);
          urlBuilder = urlBuilder.invoke(APPEND, "=");
          urlBuilder = urlBuilder.invoke(APPEND, marshal(queryParam));
        }
      }
    }
   
    // TODO MatrixParams
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          resourceMethod.getHeaders().get(key)));
    }
   
    if (params.getHeaderParameters() != null) {
      for (String headerParamName : params.getHeaderParameters().keySet()) {
        ContextualStatementBuilder headerValueBuilder = Stmt.nestedCall(Stmt.newObject(StringBuilder.class));
       
        int i = 0;
        for (Parameter headerParam : params.getHeaderParameters(headerParamName)) {
          if (i++ > 0) {
            headerValueBuilder = headerValueBuilder.invoke(APPEND, ",");
          }
          headerValueBuilder = headerValueBuilder.invoke(APPEND, marshal(headerParam));
        }

        methodBlock.append(Stmt.loadVariable("requestBuilder").invoke("setHeader", headerParamName,
            headerValueBuilder.invoke("toString")));
      }
    }
   
    // TODO CookieParams
  }
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    methodBlock.append(requestBuilder);
  }

  private void generateRequest(BlockBuilder<?> methodBlock) {
    ContextualStatementBuilder sendRequest = Stmt.loadVariable("requestBuilder");
    if (resourceMethod.getParameters().getEntityParameter() == null) {
      sendRequest = sendRequest.invoke("sendRequest", null, generateRequestCallback());
    }
    else {
      Statement body = marshal(resourceMethod.getParameters().getEntityParameter());
      sendRequest = sendRequest.invoke("sendRequest", body, generateRequestCallback());
    }

    methodBlock.append(Stmt
        .try_()
        .append(sendRequest)
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  public static StringBuilderBuilder newStringBuilder() {
    return newStringBuilder(64);
  }
 
  public static StringBuilderBuilder newStringBuilder(int length) {
    final ContextualStatementBuilder statementBuilder
            = Stmt.nestedCall(Stmt.newObject(StringBuilder.class).withParameters(length));

    return new StringBuilderBuilder() {

      @Override
      public StringBuilderBuilder append(Object statement) {
        statementBuilder.invoke("append", statement);
        return this;
      }

      String generatedCache;

      @Override
      public String generate(Context context) {
        if (generatedCache != null) return generatedCache;
        return generatedCache = statementBuilder.generate(context);
      }

      @Override
      public MetaClass getType() {
        return statementBuilder.getType();
      }
    };
  }
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              .modifiers(Modifier.Static)
              .body();

      BlockBuilder<CatchBlockBuilder> tryBuilder = Stmt.try_();

      ContextualStatementBuilder statementBuilder = Stmt.loadVariable(cachedMethod)
              .invoke("invoke", Refs.get("instance"), args);

      if (m.getReturnType().isVoid()) {
        tryBuilder.append(statementBuilder);
      }
      else {
        tryBuilder.append(statementBuilder.returnValue());
      }

      body.append(tryBuilder
              .finish()
              .catch_(Throwable.class, "e")
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Related Classes of org.jboss.errai.codegen.framework.builder.ContextualStatementBuilder

  • org.jboss.errai.codegen.framework.util.GenUtil
  • org.jboss.errai.codegen.framework.util.Implementations
  • org.jboss.errai.enterprise.rebind.JaxrsProxyMethodGenerator
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