Example usage for org.springframework.expression TypedValue NULL

Introduction

In this page you can find the example usage for org.springframework.expression TypedValue NULL.

Prototype

TypedValue NULL

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Document

TypedValue for null .

Usage

From source file:org.echocat.redprecursor.annotations.utils.MapPropertyAccessor.java

@Override
public TypedValue read(EvaluationContext context, Object target, String name) throws AccessException {
    final Object plainValue = target instanceof Map ? ((Map) target).get(name) : null;
    return plainValue != null ? new TypedValue(plainValue) : TypedValue.NULL;
}

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From source file:com.joyveb.dbpimpl.cass.prepare.convert.RowReaderPropertyAccessor.java

public TypedValue read(EvaluationContext context, Object target, String name) {
    Row row = (Row) target;//from w w w. j a v a 2  s  .c om
    if (row.isNull(name)) {
        return TypedValue.NULL;
    }
    DataType columnType = row.getColumnDefinitions().getType(name);
    ByteBuffer bytes = row.getBytes(name);
    Object object = columnType.deserialize(bytes);
    return new TypedValue(object);
}

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From source file:io.twipple.springframework.data.clusterpoint.convert.ClusterpointDocumentPropertyAccessor.java

/**
 * Read the value from the property./*from w  w  w .java2 s.c o m*/
 *
 * @param context the evaluation context.
 * @param target  the target object.
 * @param name    the name of the property.
 * @return the typed value of the content to be read.
 */
@Override
public TypedValue read(@NotNull EvaluationContext context, @NotNull Object target, @NotNull String name) {

    Assert.notNull(context);
    Assert.notNull(target);
    Assert.isInstanceOf(ClusterpointDocument.class, target);
    Assert.hasText(name);

    ClusterpointDocument source = (ClusterpointDocument) target;

    Object value = source.read(context, name);
    return value == null ? TypedValue.NULL : new TypedValue(value);
}

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