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A library that generates Builder classes for annotated POJOs

There is a newer version: 1.1

package ${descriptor.packageName}.builder;

import com.gitlab.tguseynov.buildersourcegeneratorlib.builder.Builder;

public class ${descriptor.className}Builder implements Builder<${descriptor.fullClassName}>
{
	private InnerBuilder builder;

	private ${descriptor.className}Builder(InnerBuilder builder)
	{
		this.builder = builder;
	}

	public static $descriptor.interfaces.get(0).interfaceName start()
	{
		return new InnerBuilder();
	}

	public static class InnerBuilder implements#foreach($interface in $descriptor.interfaces) ${interface.interfaceName}#if($foreach.hasNext),#end#end
	{
#foreach($field in $descriptor.fields)
		private ${field.type} ${field.name};
#end

		private InnerBuilder()
		{
		}

#foreach($setter in $descriptor.setters)
		public ${descriptor.className}Builder.${setter.returnType} set${setter.field.name.substring(0, 1).toUpperCase()}${setter.field.name.substring(1)}(${setter.field.type} ${setter.field.name})
		{
			this.${setter.field.name} = ${setter.field.name};
			return this;
		}

#end
		public ${descriptor.className}Builder finish()
		{
			return new ${descriptor.className}Builder(this);
		}
	}

	public ${descriptor.fullClassName} build()
	{
		${descriptor.fullClassName} obj = new ${descriptor.fullClassName}();
#foreach($field in $descriptor.fields)
		obj.set${field.name.substring(0, 1).toUpperCase()}${field.name.substring(1)}(builder.$field.name);
#end
		return obj;
	}

#foreach($interface in $descriptor.interfaces)
	interface ${interface.interfaceName}
	{
#foreach($setter in $interface.setters)
		${descriptor.className}Builder.${setter.returnType} set${setter.field.name.substring(0, 1).toUpperCase()}${setter.field.name.substring(1)}(${setter.field.type} ${setter.field.name});
#end
#if($interface.optionalInterface)
		${descriptor.className}Builder finish();
#end
	}

#end
}