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package org.seasar.cubby.tags; |
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import static org.seasar.cubby.CubbyConstants.ATTR_OUTPUT_VALUES; |
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import static org.seasar.cubby.tags.TagUtils.toAttr; |
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import java.io.IOException; |
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import java.util.Collections; |
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import java.util.HashMap; |
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import java.util.Map; |
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import javax.servlet.jsp.JspException; |
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import javax.servlet.jsp.JspWriter; |
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import javax.servlet.jsp.PageContext; |
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import javax.servlet.jsp.tagext.BodyTagSupport; |
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import javax.servlet.jsp.tagext.DynamicAttributes; |
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import org.seasar.cubby.controller.ActionContext; |
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import org.seasar.cubby.dxo.FormDxo; |
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import org.seasar.framework.container.SingletonS2Container; |
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45 | 3 | public class FormTag extends BodyTagSupport implements DynamicAttributes { |
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private static final long serialVersionUID = 3997441280451382093L; |
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52 | 3 | private final Map<String, Object> attrs = new HashMap<String, Object>(); |
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private Object value; |
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public void setDynamicAttribute(final String uri, final String localName, |
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final Object value) throws JspException { |
64 | 3 | this.attrs.put(localName, value); |
65 | 3 | } |
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protected Map<String, Object> getDynamicAttribute() { |
73 | 3 | return this.attrs; |
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} |
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public void setValue(final Object value) { |
83 | 3 | this.value = value; |
84 | 3 | } |
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@Override |
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public int doStartTag() throws JspException { |
91 | 3 | final Map<String, String[]> outputValues = bindFormToOutputValues(this.value); |
92 | 3 | pageContext.setAttribute(ATTR_OUTPUT_VALUES, outputValues, |
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PageContext.PAGE_SCOPE); |
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95 | 3 | final JspWriter out = pageContext.getOut(); |
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try { |
97 | 3 | out.write("<form "); |
98 | 3 | out.write(toAttr(getDynamicAttribute())); |
99 | 3 | out.write(">\n"); |
100 | 0 | } catch (final IOException e) { |
101 | 0 | throw new JspException(e); |
102 | 3 | } |
103 | 3 | return EVAL_BODY_INCLUDE; |
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} |
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private Map<String, String[]> bindFormToOutputValues(final Object value) { |
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final Map<String, String[]> outputValues; |
108 | 3 | if (value == null) { |
109 | 0 | outputValues = Collections.emptyMap(); |
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} else { |
111 | 3 | final ActionContext context = SingletonS2Container |
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.getComponent(ActionContext.class); |
113 | 3 | final FormDxo formDxo = context.getFormDxo(); |
114 | 3 | final Map<String, String[]> map = new HashMap<String, String[]>(); |
115 | 3 | formDxo.convert(value, map); |
116 | 3 | outputValues = map; |
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} |
118 | 3 | return outputValues; |
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} |
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@Override |
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public int doEndTag() throws JspException { |
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try { |
127 | 3 | pageContext.getOut().write("</form>\n"); |
128 | 0 | } catch (final IOException e) { |
129 | 0 | throw new JspException(e); |
130 | 3 | } |
131 | 3 | pageContext.removeAttribute(ATTR_OUTPUT_VALUES, PageContext.PAGE_SCOPE); |
132 | 3 | return EVAL_PAGE; |
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} |
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} |