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StringValueTag.javaAPI DocExample3012Thu Jun 28 16:14:16 BST 2001com.ora.jsp.tags.sql.value

StringValueTag

public class StringValueTag extends ValueTag
This class is a custom action intended to be used in the body of a sqlQuery or an sqlUpdate action element. It adds the specified value to its parent's value list.
author
Hans Bergsten, Gefion software
version
1.0

Fields Summary
private String
value
private String
prefix
private String
suffix
Constructors Summary
Methods Summary
public intdoEndTag()
Gets the value, specified by the value attribute, the stringValue attribute, the param attribute, or the name and property attributes, and adds it to the parent's value list.

        if (param != null) {
            value = getParameter(param);
        }
        else if (name != null) {
            value = getString(name, property);
        }
        ValueTagParent parent = 
            (ValueTagParent) findAncestorWithClass(this, ValueTagParent.class);
        if (parent == null) {
            throw new JspException("The sqlStringValue action is not " +
                "enclosed by a supported action type");
        }
        // Add prefix and suffix, of any
        value = (prefix != null ? prefix : "") + value +
            (suffix != null ? suffix : "");
        parent.addValue(new StringValue(value));
        return EVAL_PAGE;
private java.lang.StringgetString(java.lang.String beanName, java.lang.String propertyName)

        String stringValue = null;
        Object bean = getBean(beanName);
        Method readMethod = getPropertyReadMethod(bean, propertyName);
        Class returnType = readMethod.getReturnType();
        Object value = getValue(bean, readMethod, propertyName);
        
        if (String.class.isAssignableFrom(returnType)) {
            stringValue = (String) value;
        }
        else {
            throw new JspException("Read method for the " + propertyName +
                " property in the bean named " + beanName + " is not of type " +
                " String");
        }
        return stringValue;
public voidrelease()
Releases all instance variables.

        value = null;
        prefix = null;
        suffix = null;
        super.release();
public voidsetPrefix(java.lang.String prefix)
Sets the prefix property.

        this.prefix = prefix;
public voidsetSuffix(java.lang.String suffix)
Sets the suffix property.

        this.suffix = suffix;
public voidsetValue(java.lang.String value)
Sets the value property.

        this.value = value;