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Java ExtUtil.nullIfEmpty方法代码示例

本文整理汇总了Java中org.javarosa.core.util.externalizable.ExtUtil.nullIfEmpty方法的典型用法代码示例。如果您正苦于以下问题：Java ExtUtil.nullIfEmpty方法的具体用法？Java ExtUtil.nullIfEmpty怎么用？Java ExtUtil.nullIfEmpty使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.javarosa.core.util.externalizable.ExtUtil的用法示例。


在下文中一共展示了ExtUtil.nullIfEmpty方法的11个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: readExternal

import org.javarosa.core.util.externalizable.ExtUtil; //导入方法依赖的package包/类
/** Reads a group definition object from the supplied stream. */
public void readExternal(DataInputStream dis, PrototypeFactory pf) throws IOException, DeserializationException {
	setID(ExtUtil.readInt(dis));
	setAppearanceAttr((String)ExtUtil.read(dis, new ExtWrapNullable(String.class), pf));
	setBind((IDataReference)ExtUtil.read(dis, new ExtWrapTagged(), pf));
	setTextID((String)ExtUtil.read(dis, new ExtWrapNullable(String.class), pf));
	setLabelInnerText((String)ExtUtil.read(dis, new ExtWrapNullable(String.class), pf));
	setRepeat(ExtUtil.readBool(dis));
	setChildren((List<IFormElement>)ExtUtil.read(dis, new ExtWrapListPoly(), pf));

	noAddRemove = ExtUtil.readBool(dis);
	count = (IDataReference)ExtUtil.read(dis, new ExtWrapNullable(new ExtWrapTagged()), pf);

	chooseCaption = ExtUtil.nullIfEmpty(ExtUtil.readString(dis));
	addCaption = ExtUtil.nullIfEmpty(ExtUtil.readString(dis));
	delCaption = ExtUtil.nullIfEmpty(ExtUtil.readString(dis));
	doneCaption = ExtUtil.nullIfEmpty(ExtUtil.readString(dis));
	addEmptyCaption = ExtUtil.nullIfEmpty(ExtUtil.readString(dis));
	doneEmptyCaption = ExtUtil.nullIfEmpty(ExtUtil.readString(dis));
	entryHeader = ExtUtil.nullIfEmpty(ExtUtil.readString(dis));
	delHeader = ExtUtil.nullIfEmpty(ExtUtil.readString(dis));
	mainHeader = ExtUtil.nullIfEmpty(ExtUtil.readString(dis));

	additionalAttributes = ExtUtil.readAttributes(dis, null);
}
开发者ID:medic，项目名称:javarosa，代码行数:26，代码来源:GroupDef.java

示例2: readExternal

import org.javarosa.core.util.externalizable.ExtUtil; //导入方法依赖的package包/类
public void readExternal(DataInputStream dis, PrototypeFactory pf) throws IOException, DeserializationException {
	setID(ExtUtil.readInt(dis));
	binding = (IDataReference)ExtUtil.read(dis, new ExtWrapNullable(new ExtWrapTagged()), pf);
	setAppearanceAttr((String)ExtUtil.read(dis, new ExtWrapNullable(String.class), pf));
	setTextID((String)ExtUtil.read(dis, new ExtWrapNullable(String.class), pf));
	setLabelInnerText((String)ExtUtil.read(dis, new ExtWrapNullable(String.class), pf));
	setHelpText((String)ExtUtil.read(dis, new ExtWrapNullable(String.class), pf));
	setHelpTextID((String)ExtUtil.read(dis, new ExtWrapNullable(String.class), pf));
       setHelpInnerText((String)ExtUtil.read(dis, new ExtWrapNullable(String.class), pf));

	setControlType(ExtUtil.readInt(dis));

	additionalAttributes = ExtUtil.readAttributes(dis, null);

	choices = (List<SelectChoice>) ExtUtil.nullIfEmpty((List<SelectChoice>)ExtUtil.read(dis, new ExtWrapList(SelectChoice.class), pf));
	for (int i = 0; i < getNumChoices(); i++) {
		choices.get(i).setIndex(i);
	}
	setDynamicChoices((ItemsetBinding)ExtUtil.read(dis, new ExtWrapNullable(ItemsetBinding.class)));
}
开发者ID:medic，项目名称:javarosa，代码行数:21，代码来源:QuestionDef.java

示例3: listGroup

import org.javarosa.core.util.externalizable.ExtUtil; //导入方法依赖的package包/类
private static boolean listGroup (FormDef f, GroupDef g, int indent, StringBuilder sb) {
	FormEntryModel femodel = new FormEntryModel(f);
	boolean repeat = g.getRepeat();
	String caption = ExtUtil.nullIfEmpty(femodel.getCaptionPrompt().getLongText());
	TreeElement instanceNode = getInstanceNode(f.getInstance(), g.getBind());

	String relevant = printConditionalProperty("relevant", f, instanceNode);
	String readonly = printConditionalProperty("readonly", f, instanceNode);

	if (repeat || caption != null || (relevant != null || readonly != null)) {
		println(sb, indent, (repeat ? "Repeat" : "Group") + ":" + (caption != null ? " \"" + caption + "\"" : ""));

		if (relevant != null) {
			println(sb, indent + 1, relevant);
		}

		if (readonly != null) {
			println(sb, indent + 1, readonly);
		}

		println(sb);

		return true;
	} else {
		return false;
	}
}
开发者ID:medic，项目名称:javarosa，代码行数:28，代码来源:FormOverview.java

示例4: readExternal

import org.javarosa.core.util.externalizable.ExtUtil; //导入方法依赖的package包/类
public void readExternal(DataInputStream in, PrototypeFactory pf) throws IOException, DeserializationException {
	isLocalizable = ExtUtil.readBool(in);
	setLabelInnerText(ExtUtil.nullIfEmpty(ExtUtil.readString(in)));
	setTextID(ExtUtil.nullIfEmpty(ExtUtil.readString(in)));
	value = ExtUtil.nullIfEmpty(ExtUtil.readString(in));
	//index will be set by questiondef
}
开发者ID:medic，项目名称:javarosa，代码行数:8，代码来源:SelectChoice.java

示例5: readExternal

import org.javarosa.core.util.externalizable.ExtUtil; //导入方法依赖的package包/类
public void readExternal(DataInputStream in, PrototypeFactory pf) throws IOException, DeserializationException {
	recordid = ExtUtil.readInt(in);
	formId = ExtUtil.readInt(in);
	name = (String) ExtUtil.read(in, new ExtWrapNullable(String.class), pf);
	instanceid = (String) ExtUtil.nullIfEmpty(ExtUtil.readString(in));

}
开发者ID:medic，项目名称:javarosa，代码行数:8，代码来源:DataInstance.java

示例6: readExternal

import org.javarosa.core.util.externalizable.ExtUtil; //导入方法依赖的package包/类
public void readExternal(DataInputStream in, PrototypeFactory pf) throws IOException, DeserializationException {
	target = (TreeReference)ExtUtil.read(in, TreeReference.class, pf);
	explicitValue = ExtUtil.nullIfEmpty(ExtUtil.readString(in));
	if(explicitValue == null) {
		value = (XPathExpression)ExtUtil.read(in, new ExtWrapTagged(), pf);
	}

}
开发者ID:medic，项目名称:javarosa，代码行数:9，代码来源:SetValueAction.java

示例7: readExternal

import org.javarosa.core.util.externalizable.ExtUtil; //导入方法依赖的package包/类
public void readExternal(DataInputStream in, PrototypeFactory pf)
		throws IOException, DeserializationException {
	int length = in.readInt();
	if(length > 0) {
		this.payload = new byte[length];
		in.read(this.payload);
	}
	id = ExtUtil.nullIfEmpty(ExtUtil.readString(in));
}
开发者ID:medic，项目名称:javarosa，代码行数:10，代码来源:ByteArrayPayload.java

示例8: readExternal

import org.javarosa.core.util.externalizable.ExtUtil; //导入方法依赖的package包/类
public void readExternal(DataInputStream in, PrototypeFactory pf) throws IOException, DeserializationException {
	nodeset = ExtUtil.nullIfEmpty(ExtUtil.readString(in));
	ref = (TreeReference)ExtUtil.read(in, TreeReference.class, pf);
}
开发者ID:medic，项目名称:javarosa，代码行数:5，代码来源:XPathReference.java

示例9: readExternal

import org.javarosa.core.util.externalizable.ExtUtil; //导入方法依赖的package包/类
public void readExternal(DataInputStream in, PrototypeFactory pf) throws IOException, DeserializationException {
	name = ExtUtil.nullIfEmpty(ExtUtil.readString(in));
	multiplicity = ExtUtil.readInt(in);
	predicates = (List<XPathExpression>) ExtUtil.nullIfEmpty((List<XPathExpression>)ExtUtil.read(in,new ExtWrapListPoly()));
}
开发者ID:medic，项目名称:javarosa，代码行数:6，代码来源:TreeReferenceLevel.java

示例10: readExternal

import org.javarosa.core.util.externalizable.ExtUtil; //导入方法依赖的package包/类
public void readExternal(DataInputStream in, PrototypeFactory pf) throws IOException, DeserializationException {
	name = ExtUtil.nullIfEmpty(ExtUtil.readString(in));
	multiplicity = ExtUtil.readInt(in);
	flags = ExtUtil.readInt(in);
	value = (IAnswerData) ExtUtil.read(in, new ExtWrapNullable(new ExtWrapTagged()), pf);

	// children = ExtUtil.nullIfEmpty((List)ExtUtil.read(in, new
	// ExtWrapList(TreeElement.class), pf));

	// Jan 22, 2009 - c[email protected]
	// old line: children = ExtUtil.nullIfEmpty((List)ExtUtil.read(in, new
	// ExtWrapList(TreeElement.class), pf));
	// New Child deserialization
	// 1. read null status as boolean
	// 2. read number of children
	// 3. for i < number of children
	// 3.1 if read boolean true , then create TreeElement and deserialize
	// directly.
	// 3.2 if read boolean false then create tagged element and deserialize
	// child
	if (!ExtUtil.readBool(in)) {
		// 1.
		children = null;
	} else {
		// 2.
		int numChildren = (int) ExtUtil.readNumeric(in);
		children = new ArrayList<TreeElement>(numChildren);
		// 3.
		for (int i = 0; i < numChildren; ++i) {
			boolean normal = ExtUtil.readBool(in);
			TreeElement child;

			if (normal) {
				// 3.1
				child = new TreeElement();
				child.readExternal(in, pf);
			} else {
				// 3.2
				child = (TreeElement) ExtUtil.read(in, new ExtWrapTagged(), pf);
			}
			child.setParent(this);
			children.add(child);
		}
	}

	// end Jan 22, 2009

	dataType = ExtUtil.readInt(in);
	instanceName = ExtUtil.nullIfEmpty(ExtUtil.readString(in));
	constraint = (Constraint) ExtUtil.read(in, new ExtWrapNullable(
			Constraint.class), pf);
	preloadHandler = ExtUtil.nullIfEmpty(ExtUtil.readString(in));
	preloadParams = ExtUtil.nullIfEmpty(ExtUtil.readString(in));
	namespace = ExtUtil.nullIfEmpty(ExtUtil.readString(in));

	bindAttributes = ExtUtil.readAttributes(in, this);

	attributes = ExtUtil.readAttributes(in, this);
}
开发者ID:medic，项目名称:javarosa，代码行数:60，代码来源:TreeElement.java

示例11: readExternal

import org.javarosa.core.util.externalizable.ExtUtil; //导入方法依赖的package包/类
public void readExternal(DataInputStream in, PrototypeFactory pf) throws IOException, DeserializationException {
	constraint = (IConditionExpr)ExtUtil.read(in, new ExtWrapTagged(), pf);
	constraintMsg = ExtUtil.nullIfEmpty(ExtUtil.readString(in));
	attemptConstraintCompile();
}
开发者ID:medic，项目名称:javarosa，代码行数:6，代码来源:Constraint.java


注：本文中的org.javarosa.core.util.externalizable.ExtUtil.nullIfEmpty方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。