diff options
Diffstat (limited to 'id/server/moa-id-frontend-resources/src/main/java/at/gv/egovernment/moa/id/auth/frontend/builder/GUIFormBuilderImpl.java')
| -rw-r--r-- | id/server/moa-id-frontend-resources/src/main/java/at/gv/egovernment/moa/id/auth/frontend/builder/GUIFormBuilderImpl.java | 167 |
1 files changed, 10 insertions, 157 deletions
diff --git a/id/server/moa-id-frontend-resources/src/main/java/at/gv/egovernment/moa/id/auth/frontend/builder/GUIFormBuilderImpl.java b/id/server/moa-id-frontend-resources/src/main/java/at/gv/egovernment/moa/id/auth/frontend/builder/GUIFormBuilderImpl.java index 285c90163..43d499589 100644 --- a/id/server/moa-id-frontend-resources/src/main/java/at/gv/egovernment/moa/id/auth/frontend/builder/GUIFormBuilderImpl.java +++ b/id/server/moa-id-frontend-resources/src/main/java/at/gv/egovernment/moa/id/auth/frontend/builder/GUIFormBuilderImpl.java @@ -22,152 +22,40 @@ */ package at.gv.egovernment.moa.id.auth.frontend.builder; -import java.io.BufferedReader; import java.io.File; import java.io.FileInputStream; -import java.io.IOException; import java.io.InputStream; -import java.io.InputStreamReader; -import java.io.StringWriter; import java.net.URI; -import java.util.Iterator; -import java.util.Map; -import java.util.Map.Entry; -import javax.servlet.http.HttpServletResponse; - -import org.apache.velocity.VelocityContext; -import org.apache.velocity.app.VelocityEngine; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; -import at.gv.egovernment.moa.id.auth.frontend.exception.GUIBuildException; -import at.gv.egovernment.moa.id.auth.frontend.velocity.VelocityProvider; -import at.gv.egovernment.moa.id.commons.MOAIDConstants; +import at.gv.egiz.eaaf.core.api.gui.IGUIBuilderConfiguration; +import at.gv.egiz.eaaf.core.exceptions.GUIBuildException; +import at.gv.egiz.eaaf.core.impl.gui.AbstractGUIFormBuilderImpl; import at.gv.egovernment.moa.id.commons.api.AuthConfiguration; import at.gv.egovernment.moa.logging.Logger; -import at.gv.egovernment.moa.util.MiscUtil; /** * @author tlenz * */ @Service("guiFormBuilder") -public class GUIFormBuilderImpl implements IGUIFormBuilder { +public class GUIFormBuilderImpl extends AbstractGUIFormBuilderImpl { - private static final String DEFAULT_CONTENT_TYPE = MOAIDConstants.DEFAULT_CONTENT_TYPE_HTML_UTF8; + private static final String CONFIG_HTMLTEMPLATES_DIR = "htmlTemplates/"; private static final String CLASSPATH_HTMLTEMPLATES_DIR = "templates/"; @Autowired private AuthConfiguration authConfig; - private VelocityEngine engine; - + public GUIFormBuilderImpl() throws GUIBuildException { - try { - engine = VelocityProvider.getClassPathVelocityEngine(); - - } catch (Exception e) { - Logger.fatal("Initialization of Velocity-Engine to render GUI components FAILED.", e); - throw new GUIBuildException("Initialization of Velocity-Engine to render GUI components FAILED.", e); - - } + super(); } - - public void build(HttpServletResponse httpResp, IGUIBuilderConfiguration config, String loggerName) throws GUIBuildException { - build(httpResp, config, getInternalContentType(config), loggerName); - - } - - @Override - public void build(HttpServletResponse httpResp, IGUIBuilderConfiguration config, - String contentType, String loggerName) throws GUIBuildException { - - InputStream is = null; - try { - String viewName = config.getViewName(); - is = getTemplateInputStream(config); - - //build Velocity Context from input paramters - VelocityContext context = buildContextFromViewParams(config.getViewParameters()); - - //evaluate template - StringWriter writer = new StringWriter(); - engine.evaluate(context, writer, loggerName, new BufferedReader(new InputStreamReader(is))); - - //write template to response - final byte[] content = writer.toString().getBytes("UTF-8"); - httpResp.setStatus(HttpServletResponse.SC_OK); - httpResp.setContentLength(content.length); - httpResp.setContentType(contentType); - httpResp.getOutputStream().write(content); - - if (Logger.isTraceEnabled()) { - Logger.trace("Write Content for viewName:" + viewName - + ". Contentsize:" + String.valueOf(content.length) - + " BufferSize:" + httpResp.getBufferSize() - + " ContentType:" + contentType); - for (String el : httpResp.getHeaderNames()) - Logger.trace(" * Headername:" + el + " Value:" + httpResp.getHeader(el)); - } - - } catch (IOException e) { - Logger.error("GUI form-builder has an internal error.", e); - throw new GUIBuildException("GUI form-builder has an internal error.", e); - - } finally { - if (is != null) - try { - is.close(); - - } catch (IOException e) { - Logger.error("Can NOT close GUI-Template InputStream.", e); - - } - } - - } - - /** - * Generate a new {@link VelocityContext} and populate it with MOA-ID GUI parameters - * - * @param config - * @return - */ - public VelocityContext generateVelocityContextFromConfiguration(IGUIBuilderConfiguration config) { - return buildContextFromViewParams(config.getViewParameters()); - - } - - /** - * Load the template from different resources - * - * @param config - * @return An {@link InputStream} but never null. The {@link InputStream} had to be closed be the invoking method - * @throws GUIBuildException - */ - public InputStream getTemplateInputStream(IGUIBuilderConfiguration config) throws GUIBuildException { - InputStream is = getInternalTemplate(config); - if (is == null) { - Logger.warn("No GUI with viewName:" + config.getViewName() + " FOUND."); - throw new GUIBuildException("No GUI with viewName:" + config.getViewName() + " FOUND."); - - } - return is; - - } - - private String getInternalContentType(IGUIBuilderConfiguration config) { - if (MiscUtil.isEmpty(config.getDefaultContentType())) - return DEFAULT_CONTENT_TYPE; - - else - return config.getDefaultContentType(); - - } - - private InputStream getInternalTemplate(IGUIBuilderConfiguration config) throws GUIBuildException { + @Override + protected InputStream getInternalTemplate(IGUIBuilderConfiguration config) throws GUIBuildException { String viewName = config.getViewName(); //load specific template @@ -191,7 +79,7 @@ public class GUIFormBuilderImpl implements IGUIFormBuilder { Logger.debug("GUI template:" + viewName + " is not found in configuration directory. " + " Load template from project library ... "); try { - pathLocation = getInternalClasspathTemplateDir(config) + viewName; + pathLocation = super.getInternalClasspathTemplateDir(config, CLASSPATH_HTMLTEMPLATES_DIR) + viewName; is = Thread.currentThread() .getContextClassLoader() .getResourceAsStream(pathLocation); @@ -217,39 +105,4 @@ public class GUIFormBuilderImpl implements IGUIFormBuilder { } - - /** - * @return - */ - private String getInternalClasspathTemplateDir(IGUIBuilderConfiguration config) { - String dir = config.getClasspathTemplateDir(); - if (dir != null) { - if (!dir.endsWith("/")) - dir += "/"; - - return dir; - - } else - return CLASSPATH_HTMLTEMPLATES_DIR; - } - - /** - * @param viewParams - * @return - */ - private VelocityContext buildContextFromViewParams(Map<String, Object> viewParams) { - VelocityContext context = new VelocityContext(); - - if (viewParams != null) { - Iterator<Entry<String, Object>> interator = viewParams.entrySet().iterator(); - while (interator.hasNext()) { - Entry<String, Object> el = interator.next(); - context.put(el.getKey(), el.getValue()); - } - - } - - return context; - } - } |