eclipse/plugins/org.argeo.slc.client.ui.dist/src/main/java/org/argeo/slc/client/ui/dist/views/QueryArtifactsForm.java

   1 package org.argeo.slc.client.ui.dist.views;
   2
   3 import org.apache.commons.logging.Log;
   4 import org.apache.commons.logging.LogFactory;
   5 import org.argeo.ArgeoException;
   6 import org.argeo.slc.client.ui.dist.DistPlugin;
   7 import org.argeo.slc.jcr.SlcNames;
   8 import org.eclipse.swt.SWT;
   9 import org.eclipse.swt.custom.SashForm;
  10 import org.eclipse.swt.layout.GridData;
  11 import org.eclipse.swt.layout.GridLayout;
  12 import org.eclipse.swt.widgets.Button;
  13 import org.eclipse.swt.widgets.Composite;
  14 import org.eclipse.swt.widgets.Event;
  15 import org.eclipse.swt.widgets.Label;
  16 import org.eclipse.swt.widgets.Listener;
  17 import org.eclipse.swt.widgets.Text;
  18
  19 /** Query SLC Repo to get some artifacts given some predefined parameters */
  20 public class QueryArtifactsForm extends AbstractQueryArtifactsView implements
  21                 SlcNames {
  22         private static final Log log = LogFactory.getLog(QueryArtifactsForm.class);
  23         public static final String ID = DistPlugin.ID + ".queryArtifactsForm";
  24
  25         // widgets
  26         private Button executeBtn;
  27         private Text groupId;
  28         private Text artifactId;
  29         private Text version;
  30         private SashForm sashForm;
  31
  32         private Composite top, bottom;
  33
  34         @Override
  35         public void createPartControl(Composite parent) {
  36
  37                 sashForm = new SashForm(parent, SWT.VERTICAL);
  38                 sashForm.setSashWidth(4);
  39                 sashForm.setLayout(new GridLayout(1, false));
  40
  41                 top = new Composite(sashForm, SWT.NONE);
  42                 top.setLayout(new GridLayout(1, false));
  43
  44                 bottom = new Composite(sashForm, SWT.NONE);
  45                 bottom.setLayout(new GridLayout(1, false));
  46
  47                 sashForm.setWeights(new int[] { 25, 75 });
  48
  49                 createQueryForm(top);
  50                 createResultPart(bottom);
  51         }
  52
  53         public void createQueryForm(Composite parent) {
  54                 Label lbl;
  55                 GridData gd;
  56
  57                 GridLayout gl = new GridLayout(2, false);
  58                 gl.marginTop = 5;
  59                 parent.setLayout(gl);
  60
  61                 lbl = new Label(parent, SWT.SINGLE);
  62                 lbl.setText("Query by coordinates");
  63                 gd = new GridData();
  64                 gd.horizontalSpan = 2;
  65                 lbl.setLayoutData(gd);
  66
  67                 // Group ID
  68                 lbl = new Label(parent, SWT.SINGLE);
  69                 lbl.setText("Group ID:");
  70                 groupId = new Text(parent, SWT.SINGLE | SWT.BORDER);
  71
  72                 // Artifact ID
  73                 lbl = new Label(parent, SWT.SINGLE);
  74                 lbl.setText("Artifact ID:");
  75                 artifactId = new Text(parent, SWT.SINGLE | SWT.BORDER);
  76
  77                 // Version
  78                 lbl = new Label(parent, SWT.SINGLE);
  79                 lbl.setText("Version:");
  80                 version = new Text(parent, SWT.SINGLE | SWT.BORDER);
  81
  82                 executeBtn = new Button(parent, SWT.PUSH);
  83                 executeBtn.setText("Search");
  84                 gd = new GridData();
  85                 gd.horizontalSpan = 2;
  86                 executeBtn.setLayoutData(gd);
  87
  88                 Listener executeListener = new Listener() {
  89                         public void handleEvent(Event event) {
  90                                 refreshQuery();
  91                         }
  92                 };
  93                 executeBtn.addListener(SWT.Selection, executeListener);
  94         }
  95
  96         public void refreshQuery() {
  97                 String queryStr = generateSelectStatement() + generateFromStatement()
  98                                 + generateWhereStatement();
  99                 executeQuery(queryStr);
 100                 bottom.layout();
 101                 sashForm.layout();
 102         }
 103
 104         private String generateWhereStatement() {
 105                 try {
 106                         boolean hasFirstClause = false;
 107                         StringBuffer sb = new StringBuffer(" where ");
 108
 109                         if (groupId.getText() != null
 110                                         && !groupId.getText().trim().equals("")) {
 111                                 sb.append("[" + SLC_GROUP_ID + "] like '"
 112                                                 + groupId.getText().replace('*', '%') + "'");
 113                                 hasFirstClause = true;
 114                         }
 115
 116                         if (artifactId.getText() != null
 117                                         && !artifactId.getText().trim().equals("")) {
 118                                 if (hasFirstClause)
 119                                         sb.append(" AND ");
 120                                 sb.append("[" + SLC_ARTIFACT_ID + "] like '"
 121                                                 + artifactId.getText().replace('*', '%') + "'");
 122                                 hasFirstClause = true;
 123                         }
 124
 125                         if (version.getText() != null
 126                                         && !version.getText().trim().equals("")) {
 127                                 if (hasFirstClause)
 128                                         sb.append(" AND ");
 129                                 sb.append("[" + SLC_ARTIFACT_VERSION + "] like '"
 130                                                 + version.getText().replace('*', '%') + "'");
 131                         }
 132
 133                         return sb.toString();
 134                 } catch (Exception e) {
 135                         throw new ArgeoException(
 136                                         "Cannot generate where statement to get artifacts", e);
 137                 }
 138         }
 139
 140         @Override
 141         public void setFocus() {
 142                 executeBtn.setFocus();
 143         }
 144 }