Android Open Source - Glowplug Variable Parser

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License

The source code is released under:

MIT License

Java Source Code

package com.adecker.glowplugcompiler;
//from  w  ww .  j  a  v  a  2 s .co m
import com.adecker.glowplugannotations.Attribute;
import com.adecker.glowplugannotations.GlowplugType;
import com.adecker.glowplugannotations.Relationship;

import javax.annotation.processing.ProcessingEnvironment;
import javax.lang.model.element.VariableElement;
import javax.lang.model.type.MirroredTypeException;
import javax.tools.Diagnostic;

/**
 * Created by alex on 12/12/13.
 */
public class VariableParser {
  private final VariableElement element;
  private final ProcessingEnvironment processingEnv;

  public VariableParser(ProcessingEnvironment processingEnv, VariableElement element) {
    this.element = element;
    this.processingEnv = processingEnv;

  }

  public AttributeStruct parseAttribute() {
    AttributeStruct attr = new AttributeStruct();
    attr.name = element.getSimpleName().toString();
    attr.type = GlowplugType.fromTypeName(Util.typeToString(element.asType()));

    if (attr.type == null) {
      processingEnv.getMessager().printMessage(Diagnostic.Kind.ERROR, "Glowplug: attempted to add " + attr.name
          + " with unsupported type: " + Util.typeToString(element.asType()));
      return null;
    }

    Attribute attrAnnotation = element.getAnnotation(Attribute.class);
    if (attrAnnotation != null) {
      attr.primaryKey = attrAnnotation.primaryKey();
      attr.autoIncrement = attrAnnotation.autoIncrement();
      attr.primaryKeyConflictClause = attrAnnotation.primaryKeyConflict();
      attr.sqliteName = attrAnnotation.sqliteName();
      attr.sqliteType = attrAnnotation.sqliteType();
      attr.remoteName = attrAnnotation.remoteName();
    }

    if (attr.sqliteName == null || attr.sqliteName.isEmpty()) {
      attr.sqliteName = attr.name;
    }

    if (attr.remoteName == null || attr.remoteName.isEmpty()) {
      attr.remoteName = attr.name;
    }

    return attr;
  }

  public boolean isRelationship() {
    return element.getAnnotation(Relationship.class) != null;
  }

  public RelationStruct parseRelationship() {
    Relationship rel = element.getAnnotation(Relationship.class);
    RelationStruct relationship = new RelationStruct();

    relationship.name = element.getSimpleName().toString();
    relationship.sqliteName = rel.sqliteName();
    relationship.remoteName = rel.remoteName();
    relationship.foreignTable = getRelationshipType(rel);
    relationship.foreignKey = rel.key();
    relationship.constraints = rel.constaints();

    if (relationship.sqliteName == null || relationship.sqliteName.isEmpty()) {
      relationship.sqliteName = relationship.name;
    }

    if (relationship.remoteName == null || relationship.remoteName.isEmpty()) {
      relationship.remoteName = relationship.name;
    }

    return relationship;
  }

  public String getRelationshipType(Relationship rel) {
    try {
      rel.table();
    } catch (MirroredTypeException e) {
      return processingEnv.getElementUtils().getTypeElement(e.getTypeMirror().toString()).getSimpleName()
          .toString();
    }
    return null;
  }

  public static class RelationStruct {
    public String name;
    public String sqliteName;
    public String remoteName;
    public String foreignTable;
    public String foreignKey;
    public String[] constraints;
        public int index;

    public String getName() {
      return name;
    }

    public String getSqliteName() {
      return sqliteName;
    }

    public String getRemoteName() {
      return remoteName;
    }

    public String getForeignTable() {
      return foreignTable;
    }

    public String getForeignKey() {
      return foreignKey;
    }

    public String[] getConstraints() { return constraints; }

        public int getIndex() {
            return index;
        }
    }

  public static class AttributeStruct {
    public String name;
    public GlowplugType type;
    public String sqliteName;
    public String sqliteType = "";
    public String remoteName;
    public boolean primaryKey;
    public boolean autoIncrement;
    public String primaryKeyConflictClause;
        public int index;

    public String getName() {
      return name;
    }

    public String getGlowplugType() {
      return type.toString();
    }

    public String getSimpleType() {
      return type.getSimpleName();
    }

    public String getSqliteName() {
      return sqliteName;
    }

    public String getSqliteType() {
      return sqliteType;
    }

    public String getRemoteName() {
      return remoteName;
    }

    public boolean isPrimaryKey() {
      return primaryKey;
    }

    public boolean isAutoIncrement() {
      return autoIncrement;
    }

    public String getPrimaryKeyConflictClause() {
      return primaryKeyConflictClause;
    }

        public int getIndex() {
            return index;
        }
  }
}

Java Source Code List

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