本文整理汇总了Java中org.apache.olingo.server.api.uri.queryoption.expression.Literal.getText方法的典型用法代码示例。如果您正苦于以下问题：Java Literal.getText方法的具体用法？Java Literal.getText怎么用？Java Literal.getText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.apache.olingo.server.api.uri.queryoption.expression.Literal的用法示例。
在下文中一共展示了Literal.getText方法的9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: visitLiteral
import org.apache.olingo.server.api.uri.queryoption.expression.Literal; //导入方法依赖的package包/类
@Override
public Object visitLiteral(Literal literal) throws ExpressionVisitException, ODataApplicationException {
// To keep this tutorial simple, our filter expression visitor supports only Edm.Int32 and Edm.String
// In real world scenarios it can be difficult to guess the type of an literal.
// We can be sure, that the literal is a valid OData literal because the URI Parser checks
// the lexicographical structure
// String literals start and end with an single quotation mark
String literalAsString = literal.getText();
if(literal.getType() instanceof EdmString) {
String stringLiteral = "";
if(literal.getText().length() > 2) {
stringLiteral = literalAsString.substring(1, literalAsString.length() - 1);
}
return stringLiteral;
} else {
// Try to convert the literal into an Java Integer
try {
return Integer.parseInt(literalAsString);
} catch(NumberFormatException e) {
throw new ODataApplicationException("Only Edm.Int32 and Edm.String literals are implemented",
HttpStatusCode.NOT_IMPLEMENTED.getStatusCode(), Locale.ENGLISH);
}
}
}
示例2: visitLiteral
import org.apache.olingo.server.api.uri.queryoption.expression.Literal; //导入方法依赖的package包/类
public Object visitLiteral(Literal literal) throws ExpressionVisitException, ODataApplicationException {
// To keep this tutorial simple, our filter expression visitor supports only Edm.Int32 and Edm.String
// In real world scenarios it can be difficult to guess the type of an literal.
// We can be sure, that the literal is a valid OData literal because the URI Parser checks
// the lexicographical structure
// String literals start and end with an single quotation mark
String literalAsString = literal.getText();
if(literal.getType() instanceof EdmString) {
String stringLiteral = "";
if(literal.getText().length() > 2) {
stringLiteral = literalAsString.substring(1, literalAsString.length() - 1);
}
return stringLiteral;
} else {
// Try to convert the literal into an Java Integer
try {
return Integer.parseInt(literalAsString);
} catch(NumberFormatException e) {
throw new ODataApplicationException("Only Edm.Int32 and Edm.String literals are implemented",
HttpStatusCode.NOT_IMPLEMENTED.getStatusCode(), Locale.ENGLISH);
}
}
}
示例3: visitLiteral
import org.apache.olingo.server.api.uri.queryoption.expression.Literal; //导入方法依赖的package包/类
@Override
public Object visitLiteral(Literal literal)
throws ExpressionVisitException, ODataApplicationException {
String value = literal.getText();
if (literal.getType() instanceof EdmString) {
value = LiteralUtils.unquote(value);
}
return value;
}
示例4: visitLiteral
import org.apache.olingo.server.api.uri.queryoption.expression.Literal; //导入方法依赖的package包/类
@Override
public Object visitLiteral(Literal literal) throws ExpressionVisitException, ODataApplicationException {
String decodedEntityKey = SparqlEntity.URLDecodeEntityKey(literal.toString());
try{
return "<"+ this.rdfModel.getRdfPrefixes().expandPredicateKey(decodedEntityKey)+">";
} catch(Exception e) {
switch (literal.getType().toString()) {
case "Null":
return "null";
case "Edm.Time":
return "\"" + literal.getText() + "\"^^xsd:time";
case "Edm.Date":
return "\"" + literal.getText() + "\"^^xsd:date";
case "Edm.DateTime":
return "\"" + literal.getText() + "\"^^xsd:dateTime";
case "Edm.DateTimeOffset":
case "Edm.String":
return "\"" + literal.getText().substring(1, literal.getText().length() - 1) + "\"";
case "Edm.Guid":
return "guid\"" + literal.getText() + "\"";
case "Edm.Binary":
return "X\"" + literal.getText() + "\"";
default:
return literal.getText();
}
}
}
示例5: visitLiteral
import org.apache.olingo.server.api.uri.queryoption.expression.Literal; //导入方法依赖的package包/类
@Override
public ExpressionMember visitLiteral(Literal literal)
throws ExpressionVisitException, ODataApplicationException {
String literalAsString = literal.getText();
EdmType type = literal.getType();
return new LiteralMember(literalAsString, type);
}
示例6: visitLiteral
import org.apache.olingo.server.api.uri.queryoption.expression.Literal; //导入方法依赖的package包/类
@Override
public SQLExpression visitLiteral(Literal literal) throws ExpressionVisitException, ODataApplicationException {
String literalAsString = literal.getText();
if(literal.getType() instanceof EdmString) {
return new StringValue(literal.getText());
} else {
try {
return new LongValue(literalAsString);
} catch(NumberFormatException e) {
throw new ODataApplicationException("Only Edm.Int32 and Edm.String literals are implemented",
HttpStatusCode.NOT_IMPLEMENTED.getStatusCode(), Locale.ENGLISH);
}
}
}
示例7: visitLiteral
import org.apache.olingo.server.api.uri.queryoption.expression.Literal; //导入方法依赖的package包/类
@Override
public VisitorOperand visitLiteral(final Literal literal) throws ExpressionVisitException, ODataApplicationException {
return new UntypedOperand(literal.getText());
}
示例8: visitLiteral
import org.apache.olingo.server.api.uri.queryoption.expression.Literal; //导入方法依赖的package包/类
@Override
public String visitLiteral(final Literal literal) throws ExpressionVisitException {
return "<" + literal.getText() + ">";
}
示例9: visitLiteral
import org.apache.olingo.server.api.uri.queryoption.expression.Literal; //导入方法依赖的package包/类
@Override
public VisitorOperand visitLiteral(Literal literal) throws ExpressionVisitException, ODataApplicationException {
return new UntypedOperand(literal.getText());
}