Java Strings类代码示例

import org.jboss.forge.roaster.model.util.Strings; //导入依赖的package包/类
public static String getEntityTable(final JavaClass<?> entity)
{
   String table = entity.getName();
   if (entity.hasAnnotation(Entity.class))
   {
      Annotation<?> a = entity.getAnnotation(Entity.class);
      if (!Strings.isNullOrEmpty(a.getStringValue("name")))
      {
         table = a.getStringValue("name");
      }
      else if (!Strings.isNullOrEmpty(a.getStringValue()))
      {
         table = a.getStringValue();
      }
   }
   return table;
}
 

import org.jboss.forge.roaster.model.util.Strings; //导入依赖的package包/类
public static String getIdClause(JavaClass<?> entity, String entityTable)
{
   for (Member<?> member : entity.getMembers())
   {
      if (member.hasAnnotation(Id.class))
      {
         String memberName = member.getName();
         String id = null;
         if (member instanceof Method)
         {
            // Getters are expected to obey JavaBean conventions
            id = Strings.uncapitalize(memberName.substring(3));
         }
         if (member instanceof Field)
         {
            id = memberName;
         }
         char entityVariable = getJpqlEntityVariable(entityTable);
         return "WHERE " + entityVariable + "." + id + " = " + ":entityId";
      }
   }
   return null;
}
 

import org.jboss.forge.roaster.model.util.Strings; //导入依赖的package包/类
public static void createJavaComponentFactoryClass(JavaClassSource javaClass, CamelComponentDetails details, String camelComponentName,
                                                   String componentInstanceName, String configurationCode, Set<String> extraJavaImports) {
    javaClass.addImport(details.getComponentClassQName());
    if (extraJavaImports != null) {
        for (String extra : extraJavaImports) {
            javaClass.addImport(extra);
        }
    }

    String componentClassName = details.getComponentClassName();
    String methodName = "create" + Strings.capitalize(componentInstanceName) + "Component";

    String body = componentClassName + " component = new " + componentClassName + "();" + configurationCode + "\nreturn component;";

    javaClass.addMethod()
            .setPublic()
            .setReturnType(componentClassName)
            .setName(methodName)
            .setBody(body);
}
 

import org.jboss.forge.roaster.model.util.Strings; //导入依赖的package包/类
public static String getOrderClause(JavaClass<?> entity, char entityVariable)
{
   StringBuilder expressionBuilder = new StringBuilder();

   // Add the ORDER BY clause
   for (Member<?> member : entity.getMembers())
   {
      if (member.hasAnnotation(Id.class))
      {
         String memberName = member.getName();
         String id = null;
         if (member instanceof Method)
         {
            // Getters are expected to obey JavaBean conventions
            id = Strings.uncapitalize(memberName.substring(3));
         }
         if (member instanceof Field)
         {
            id = memberName;
         }
         expressionBuilder.append("ORDER BY ");
         expressionBuilder.append(entityVariable);
         expressionBuilder.append('.');
         expressionBuilder.append(id);
      }
   }
   return expressionBuilder.toString();
}
 

import org.jboss.forge.roaster.model.util.Strings; //导入依赖的package包/类
/**
 * Returns the mandatory String value of the given name
 *
 * @throws IllegalArgumentException if the value is not available in the given attribute map
 */
public static String mandatoryAttributeValue(Map<Object, Object> attributeMap, String name) {
    Object value = attributeMap.get(name);
    if (value != null) {
        String text = value.toString();
        if (!Strings.isBlank(text)) {
            return text;
        }
    }
    throw new IllegalArgumentException("The attribute value '" + name + "' did not get passed on from the previous wizard page");
}
 

import org.jboss.forge.roaster.model.util.Strings; //导入依赖的package包/类
/**
 * Populates the details for the given component, returning a Result if it fails.
 */
public static Result loadCamelComponentDetails(CamelCatalog camelCatalog, String camelComponentName, CamelComponentDetails details) {
    String json = camelCatalog.componentJSonSchema(camelComponentName);
    if (json == null) {
        return Results.fail("Could not find catalog entry for component name: " + camelComponentName);
    }
    List<Map<String, String>> data = JSonSchemaHelper.parseJsonSchema("component", json, false);

    for (Map<String, String> row : data) {
        String javaType = row.get("javaType");
        if (!Strings.isNullOrEmpty(javaType)) {
            details.setComponentClassQName(javaType);
        }
        String groupId = row.get("groupId");
        if (!Strings.isNullOrEmpty(groupId)) {
            details.setGroupId(groupId);
        }
        String artifactId = row.get("artifactId");
        if (!Strings.isNullOrEmpty(artifactId)) {
            details.setArtifactId(artifactId);
        }
        String version = row.get("version");
        if (!Strings.isNullOrEmpty(version)) {
            details.setVersion(version);
        }
    }
    if (Strings.isNullOrEmpty(details.getComponentClassQName())) {
        return Results.fail("Could not find fully qualified class name in catalog for component name: " + camelComponentName);
    }
    return null;
}
 

import org.jboss.forge.roaster.model.util.Strings; //导入依赖的package包/类
public static void createCdiComponentProducerClass(JavaClassSource javaClass, CamelComponentDetails details, String camelComponentName,
                                                   String componentInstanceName, String configurationCode, Set<String> extraJavaImports) {
    javaClass.addImport("javax.enterprise.inject.Produces");
    javaClass.addImport("javax.inject.Singleton");
    javaClass.addImport("javax.inject.Named");
    javaClass.addImport(details.getComponentClassQName());
    if (extraJavaImports != null) {
        for (String extra : extraJavaImports) {
            javaClass.addImport(extra);
        }
    }

    String componentClassName = details.getComponentClassName();
    String methodName = "create" + Strings.capitalize(componentInstanceName) + "Component";

    String body = componentClassName + " component = new " + componentClassName + "();" + configurationCode + "\nreturn component;";

    MethodSource<JavaClassSource> method = javaClass.addMethod()
            .setPublic()
            .setReturnType(componentClassName)
            .setName(methodName)
            .setBody(body);

    method.addAnnotation("Named").setStringValue(camelComponentName);
    method.addAnnotation("Produces");
    method.addAnnotation("Singleton");
}
 

import org.jboss.forge.roaster.model.util.Strings; //导入依赖的package包/类
public static void createSpringComponentFactoryClass(JavaClassSource javaClass, CamelComponentDetails details, String camelComponentName,
                                                     String componentInstanceName, String configurationCode, Set<String> extraJavaImports) {
    javaClass.addAnnotation("Component");

    javaClass.addImport("org.springframework.beans.factory.config.BeanDefinition");
    javaClass.addImport("org.springframework.beans.factory.annotation.Qualifier");
    javaClass.addImport("org.springframework.context.annotation.Bean");
    javaClass.addImport("org.springframework.context.annotation.Scope");
    javaClass.addImport("org.springframework.stereotype.Component");
    javaClass.addImport(details.getComponentClassQName());
    if (extraJavaImports != null) {
        for (String extra : extraJavaImports) {
            javaClass.addImport(extra);
        }
    }

    String componentClassName = details.getComponentClassName();
    String methodName = "create" + Strings.capitalize(componentInstanceName) + "Component";

    String body = componentClassName + " component = new " + componentClassName + "();" + configurationCode + "\nreturn component;";

    MethodSource<JavaClassSource> method = javaClass.addMethod()
            .setPublic()
            .setReturnType(componentClassName)
            .setName(methodName)
            .setBody(body);

    method.addAnnotation("Qualifier").setStringValue(camelComponentName);
    method.addAnnotation("Bean");
    method.addAnnotation("Scope").setLiteralValue("BeanDefinition.SCOPE_SINGLETON");
}
 

import org.jboss.forge.roaster.model.util.Strings; //导入依赖的package包/类
/**
 * Returns the optional String value of the given name
 */
public static String optionalAttributeValue(Map<Object, Object> attributeMap, String name) {
    Object value = attributeMap.get(name);
    if (value != null) {
        String text = value.toString();
        if (!Strings.isBlank(text)) {
            return text;
        }
    }
    return null;
}
 

import org.jboss.forge.roaster.model.util.Strings; //导入依赖的package包/类
private String getCDIBeanName(UIContextProvider context, String fqcn) throws FileNotFoundException {
	JavaResource javaResource = getJavaResourceFromProject(context, fqcn);
	JavaType<?> javaType = javaResource.getJavaType();
	Annotation<?> named = javaType.getAnnotation(Named.class);
	if (named.getStringValue() != null) {
		return named.getStringValue();
	}
	return Strings.uncapitalize(javaType.getName());
}
 

import org.jboss.forge.roaster.model.util.Strings; //导入依赖的package包/类
public static String resolveIdGetterName(JavaClass<?> entity)
{
   String result = null;

   for (Member<?> member : entity.getMembers())
   {
      if (member.hasAnnotation(Id.class))
      {
         String name = member.getName();
         String type = null;
         if (member instanceof Method)
         {
            type = ((Method<?, ?>) member).getReturnType().getQualifiedName();
            if (name.startsWith("get"))
            {
               name = name.substring(3);
            }
         }
         else if (member instanceof Field)
         {
            type = ((Field<?>) member).getType().getQualifiedName();
         }

         if (type != null)
         {
            for (Method<?, ?> method : entity.getMethods())
            {
               // It's a getter
               if (method.getParameters().size() == 0
                        && (method.getReturnType() != null
                                 && type.equals(method.getReturnType().getQualifiedName())))
               {
                  if (method.getName().toLowerCase().contains(name.toLowerCase()))
                  {
                     result = method.getName() + "()";
                     break;
                  }
               }
            }
         }

         if (result != null)
         {
            break;
         }
         else if (type != null && member.isPublic())
         {
            String memberName = member.getName();
            // Cheat a little if the member is public
            if (member instanceof Method && memberName.startsWith("get"))
            {
               memberName = memberName.substring(3);
               memberName = Strings.uncapitalize(memberName);
            }
            result = memberName;
         }
      }
   }

   if (result == null)
   {
      throw new RuntimeException("Could not determine @Id field and getter method for @Entity ["
               + entity.getQualifiedName()
               + "]. Aborting.");
   }

   return result;
}
 

import org.jboss.forge.roaster.model.util.Strings; //导入依赖的package包/类
public static String getSelectExpression(JavaClass<?> entity, String entityTable)
{
   char entityVariable = getJpqlEntityVariable(entityTable);
   StringBuilder expressionBuilder = new StringBuilder();
   expressionBuilder.append("SELECT DISTINCT ");
   expressionBuilder.append(entityVariable);
   expressionBuilder.append(" FROM ");
   expressionBuilder.append(entityTable);
   expressionBuilder.append(" ");
   expressionBuilder.append(entityVariable);

   for (Member<?> member : entity.getMembers())
   {
      if (member.hasAnnotation(OneToOne.class) || member.hasAnnotation(OneToMany.class)
               || member.hasAnnotation(ManyToMany.class) || member.hasAnnotation(ManyToOne.class))
      {
         String name = member.getName();
         String associationField = null;
         if (member instanceof Method)
         {
            if (name.startsWith("get"))
            {
               associationField = Strings.uncapitalize(name.substring(3));
            }
         }
         else if (member instanceof Field)
         {
            associationField = name;
         }

         if (associationField == null)
         {
            throw new RuntimeException("Could not compute the association field for member:" + member.getName()
                     + " in entity" + entity.getName());
         }
         else
         {
            expressionBuilder.append(" LEFT JOIN FETCH ");
            expressionBuilder.append(entityVariable);
            expressionBuilder.append('.');
            expressionBuilder.append(associationField);
         }
      }
   }

   return expressionBuilder.toString();
}
 

import org.jboss.forge.roaster.model.util.Strings; //导入依赖的package包/类
public static String asJavaClassName(String name) {
    name = dashToCamelCase(name);
    return Strings.capitalize(name);
}
 

import org.jboss.forge.roaster.model.util.Strings; //导入依赖的package包/类
private void createComponentConfigurationSource(String packageName, ComponentModel model) throws MojoFailureException {
    final JavaClassSource javaClass = Roaster.create(JavaClassSource.class);

    int pos = model.getJavaType().lastIndexOf(".");
    String name = model.getJavaType().substring(pos + 1);
    name = name.replace("Component", "ComponentConfiguration");
    javaClass.setPackage(packageName).setName(name);

    String doc = "Generated by camel-package-maven-plugin - do not edit this file!";
    if (!Strings.isBlank(model.getDescription())) {
        doc = model.getDescription() + "\n\n" + doc;
    }
    javaClass.getJavaDoc().setFullText(doc);

    String prefix = "camel.component." + model.getScheme();
    javaClass.addAnnotation("org.springframework.boot.context.properties.ConfigurationProperties").setStringValue("prefix", prefix);

    for (ComponentOptionModel option : model.getComponentOptions()) {
        // remove <?> as generic type as Roaster (Eclipse JDT) cannot use that
        String type = option.getJavaType();
        type = type.replaceAll("\\<\\?\\>", "");
        // favor using Boolean types over boolean with Spring Boot
        if ("boolean".equals(type)) {
            type = "java.lang.Boolean";
        }

        PropertySource<JavaClassSource> prop = javaClass.addProperty(type, option.getName());
        if ("true".equals(option.getDeprecated())) {
            prop.getField().addAnnotation(Deprecated.class);
        }
        if (!Strings.isBlank(option.getDescription())) {
            prop.getField().getJavaDoc().setFullText(option.getDescription());
        }
        if (!Strings.isBlank(option.getDefaultValue())) {
            if ("java.lang.String".equals(option.getJavaType())) {
                prop.getField().setStringInitializer(option.getDefaultValue());
            } else if ("integer".equals(option.getType()) || "boolean".equals(option.getType())) {
                prop.getField().setLiteralInitializer(option.getDefaultValue());
            }
        }
    }

    sortImports(javaClass);

    String fileName = packageName.replaceAll("\\.", "\\/") + "/" + name + ".java";
    File target = new File(srcDir, fileName);

    try {
        InputStream is = getClass().getClassLoader().getResourceAsStream("license-header-java.txt");
        String header = loadText(is);
        String code = sourceToString(javaClass);
        code = header + code;
        getLog().debug("Source code generated:\n" + code);

        if (target.exists()) {
            String existing = FileUtils.readFileToString(target);
            if (!code.equals(existing)) {
                FileUtils.write(target, code, false);
                getLog().info("Updated existing file: " + target);
            } else {
                getLog().debug("No changes to existing file: " + target);
            }
        } else {
            FileUtils.write(target, code);
            getLog().info("Created file: " + target);
        }
    } catch (Exception e) {
        throw new MojoFailureException("IOError with file " + target, e);
    }
}
 

import org.jboss.forge.roaster.model.util.Strings; //导入依赖的package包/类
private void createDataFormatConfigurationSource(String packageName, DataFormatModel model) throws MojoFailureException {
    final JavaClassSource javaClass = Roaster.create(JavaClassSource.class);

    int pos = model.getJavaType().lastIndexOf(".");
    String name = model.getJavaType().substring(pos + 1);
    name = name.replace("DataFormat", "DataFormatConfiguration");
    javaClass.setPackage(packageName).setName(name);

    String doc = "Generated by camel-package-maven-plugin - do not edit this file!";
    if (!Strings.isBlank(model.getDescription())) {
        doc = model.getDescription() + "\n\n" + doc;
    }
    javaClass.getJavaDoc().setFullText(doc);

    String prefix = "camel.dataformat." + model.getModelName();
    javaClass.addAnnotation("org.springframework.boot.context.properties.ConfigurationProperties").setStringValue("prefix", prefix);

    for (DataFormatOptionModel option : model.getDataFormatOptions()) {
        // skip option with name id in data format as we do not need that
        if ("id".equals(option.getName())) {
            continue;
        }
        // remove <?> as generic type as Roaster (Eclipse JDT) cannot use that
        String type = option.getJavaType();
        type = type.replaceAll("\\<\\?\\>", "");
        // favor using Boolean types over boolean with Spring Boot
        if ("boolean".equals(type)) {
            type = "java.lang.Boolean";
        }

        PropertySource<JavaClassSource> prop = javaClass.addProperty(type, option.getName());
        if ("true".equals(option.getDeprecated())) {
            prop.getField().addAnnotation(Deprecated.class);
        }
        if (!Strings.isBlank(option.getDescription())) {
            prop.getField().getJavaDoc().setFullText(option.getDescription());
        }
        if (!Strings.isBlank(option.getDefaultValue())) {
            if ("java.lang.String".equals(option.getType())) {
                prop.getField().setStringInitializer(option.getDefaultValue());
            } else if ("integer".equals(option.getType()) || "boolean".equals(option.getType())) {
                prop.getField().setLiteralInitializer(option.getDefaultValue());
            }
        }
    }

    sortImports(javaClass);

    String fileName = packageName.replaceAll("\\.", "\\/") + "/" + name + ".java";
    File target = new File(srcDir, fileName);

    try {
        InputStream is = getClass().getClassLoader().getResourceAsStream("license-header-java.txt");
        String header = loadText(is);
        String code = sourceToString(javaClass);
        code = header + code;
        getLog().debug("Source code generated:\n" + code);

        if (target.exists()) {
            String existing = FileUtils.readFileToString(target);
            if (!code.equals(existing)) {
                FileUtils.write(target, code, false);
                getLog().info("Updated existing file: " + target);
            } else {
                getLog().debug("No changes to existing file: " + target);
            }
        } else {
            FileUtils.write(target, code);
            getLog().info("Created file: " + target);
        }
    } catch (Exception e) {
        throw new MojoFailureException("IOError with file " + target, e);
    }
}