/hostadmiral/branches/hibernate3/src/ak/hostadmiral/core/taglib/permission/RightTagBase.java |
---|
0,0 → 1,65 |
package ak.hostadmiral.core.taglib.permission; |
import javax.servlet.http.HttpServletRequest; |
import javax.servlet.jsp.JspException; |
import javax.servlet.jsp.tagext.TagSupport; |
import org.apache.struts.util.RequestUtils; |
import ak.hostadmiral.core.model.User; |
import ak.hostadmiral.core.model.ModelObject; |
import ak.hostadmiral.core.servlet.SessionKeys; |
public abstract class RightTagBase |
extends TagSupport |
{ |
protected User user; |
protected ModelObject object; |
protected String name; |
public String getName() |
{ |
return name; |
} |
public void setName(String name) |
{ |
this.name = name; |
} |
public void release() |
{ |
super.release(); |
name = null; |
user = null; |
} |
public int doStartTag() |
throws JspException |
{ |
user = (User)RequestUtils.lookup(pageContext, SessionKeys.USER, "session"); |
Object obj = RequestUtils.lookup(pageContext, name, null); |
if(obj == null) |
throw new JspException(name + " is null"); |
if(!(obj instanceof ModelObject)) |
throw new JspException(name + " must be a ModelObject, but is " + obj.getClass()); |
object = (ModelObject)obj; |
if(condition()) |
return EVAL_BODY_INCLUDE; |
else |
return SKIP_BODY; |
} |
public int doEndTag() |
throws JspException |
{ |
return EVAL_PAGE; |
} |
protected abstract boolean condition() |
throws JspException; |
} |
/hostadmiral/branches/hibernate3/src/ak/hostadmiral/core/taglib/permission/EditableTag.java |
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0,0 → 1,13 |
package ak.hostadmiral.core.taglib.permission; |
import javax.servlet.jsp.JspException; |
public class EditableTag |
extends RightTagBase |
{ |
protected boolean condition() |
throws JspException |
{ |
return object.editableBy(user); |
} |
} |
/hostadmiral/branches/hibernate3/src/ak/hostadmiral/core/taglib/permission/NotEditableTag.java |
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0,0 → 1,13 |
package ak.hostadmiral.core.taglib.permission; |
import javax.servlet.jsp.JspException; |
public class NotEditableTag |
extends RightTagBase |
{ |
protected boolean condition() |
throws JspException |
{ |
return !object.editableBy(user); |
} |
} |
/hostadmiral/branches/hibernate3/src/ak/hostadmiral/core/taglib/permission/MethodTagBase.java |
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0,0 → 1,63 |
package ak.hostadmiral.core.taglib.permission; |
import java.lang.reflect.Method; |
import javax.servlet.jsp.JspException; |
import ak.hostadmiral.core.model.User; |
import org.apache.struts.util.RequestUtils; |
public abstract class MethodTagBase |
extends RightTagBase |
{ |
protected String method; |
public String getMethod() |
{ |
return method; |
} |
public void setMethod(String method) |
{ |
this.method = method; |
} |
public void release() |
{ |
super.release(); |
method = null; |
} |
protected boolean condition() |
throws JspException |
{ |
Method m; |
Object value; |
// find method |
try { |
m = object.getClass().getMethod(method, new Class[] { User.class } ); |
} |
catch(NoSuchMethodException ex) { |
throw new JspException("Method " + method |
+ " with parameter of type user not found"); |
} |
// invoke it |
try { |
value = m.invoke(object, new Object[] { user } ); |
} |
catch(Exception ex) { |
throw new JspException("Cannot call " + method + ": " + ex.getMessage()); |
} |
// check value type |
if(!(value instanceof Boolean)) |
throw new JspException("Return type of method " + method |
+ " must be java.lang.Boolean"); |
return condition(((Boolean)value).booleanValue()); |
} |
protected abstract boolean condition(boolean value) |
throws JspException; |
} |
/hostadmiral/branches/hibernate3/src/ak/hostadmiral/core/taglib/permission/NoRightsTag.java |
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0,0 → 1,15 |
package ak.hostadmiral.core.taglib.permission; |
import javax.servlet.jsp.JspException; |
import org.apache.struts.util.RequestUtils; |
public class NoRightsTag |
extends MethodTagBase |
{ |
protected boolean condition(boolean value) |
throws JspException |
{ |
return !value; |
} |
} |
/hostadmiral/branches/hibernate3/src/ak/hostadmiral/core/taglib/permission/ViewableTag.java |
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0,0 → 1,13 |
package ak.hostadmiral.core.taglib.permission; |
import javax.servlet.jsp.JspException; |
public class ViewableTag |
extends RightTagBase |
{ |
protected boolean condition() |
throws JspException |
{ |
return object.viewableBy(user); |
} |
} |
/hostadmiral/branches/hibernate3/src/ak/hostadmiral/core/taglib/permission/NotViewableTag.java |
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0,0 → 1,13 |
package ak.hostadmiral.core.taglib.permission; |
import javax.servlet.jsp.JspException; |
public class NotViewableTag |
extends RightTagBase |
{ |
protected boolean condition() |
throws JspException |
{ |
return !object.viewableBy(user); |
} |
} |
/hostadmiral/branches/hibernate3/src/ak/hostadmiral/core/taglib/permission/RightsTag.java |
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0,0 → 1,15 |
package ak.hostadmiral.core.taglib.permission; |
import javax.servlet.jsp.JspException; |
import org.apache.struts.util.RequestUtils; |
public class RightsTag |
extends MethodTagBase |
{ |
protected boolean condition(boolean value) |
throws JspException |
{ |
return value; |
} |
} |
/hostadmiral/branches/hibernate3/src/ak/hostadmiral/core/taglib/permission/DeleteableTag.java |
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0,0 → 1,13 |
package ak.hostadmiral.core.taglib.permission; |
import javax.servlet.jsp.JspException; |
public class DeleteableTag |
extends RightTagBase |
{ |
protected boolean condition() |
throws JspException |
{ |
return object.deleteableBy(user); |
} |
} |
/hostadmiral/branches/hibernate3/src/ak/hostadmiral/core/taglib/permission/NotDeleteableTag.java |
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0,0 → 1,13 |
package ak.hostadmiral.core.taglib.permission; |
import javax.servlet.jsp.JspException; |
public class NotDeleteableTag |
extends RightTagBase |
{ |
protected boolean condition() |
throws JspException |
{ |
return !object.deleteableBy(user); |
} |
} |