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我正在使用Velocity在我的项目中生成不同的工件,包括Java Hibernate Entities。如何使用Apache Velocity 1.7保留模板空白(制表符)格式?
这里是我的模板的一个例子:
#foreach($column in $columns)
#if ($column.columnID != "id")
#if ($column.isColumnAnIdentifier)
@Id
#end
#if ($column.isColumnValueGenerated)
@GeneratedValue
#end
#if ($column.isColumnValueNotNull)
@NotNull
#end
#if ($column.columnAllowedValues)
@Enumerated(EnumType.STRING)
#end
#if ($column.isColumnValueUnique)
@Column(unique=true)
#elseif ($column.isColumnJoinedManyToOne)
@ManyToOne
@JoinColumn(name = "$column.columnJoinByID")
#else
@Column
#end
private #if ($column.columnAllowedValues) $column.columnID.toUpperCase() #else $column.columnType #end $column.columnID;
#end
#end
的问题是,生成的代码看起来是这样的:
@Column
private String vendor;
@NotNull
@Column(unique=true)
private String name;
@Column
private Integer min_quantity;
@Column
private String description;
@Column
private Boolean active;
我尝试了建议的解决方案与每一行后增加##,它没有帮助。有没有办法强制Velocity保持模板中定义的空格?
VelocityEngine velocityEngine = new VelocityEngine();
velocityEngine.setProperty(RESOURCE_LOADER_PROPERTY, RESOURCE_LOADER_VALUE);
velocityEngine.setProperty(CLASSPATH_RESOURCE_LOADER_PROPERTY, ClasspathResourceLoader.class.getName());
velocityEngine.init();
Template velocityTemplate = velocityEngine.getTemplate(TEMPLATE_RESOURCES_ROOT_FOLDER + "/" + templateFileName);;
StringWriter writer = new StringWriter();
velocityTemplate.merge(velocityContext, writer);
writeToFile(writer, destinationFilePath);