Android Open Source - SORM Droper

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License

The source code is released under:

MIT License

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Java Source Code

package com.annotation.core;
/*  www  . j  a  v  a2  s  .c om*/
import android.content.Context;

import com.annotation.entity.Sqlable;
import com.annotation.utils.DBUtils;
import com.annotation.utils.NameBuilder;
import com.annotation.utils.ReflectionUtils;

public class Droper implements Sqlable {
  /**
   * true ->drop index<br>
   * false->drop table
   */
  private boolean drop;
  private String name;

  public Droper Index() {
    drop = true;
    return this;
  }

  public Droper Table() {
    drop = false;
    return this;
  }

  public Droper() {

  }

  public Droper from(Class<?> cls) {
    name = ReflectionUtils.getTableName(cls);
    return this;
  }

  @Override
  public String build() {
    StringBuffer builder = new StringBuffer();
    builder.append("Drop ");
    // drop index
    if (drop) {
      builder.append(" Index ");
      builder.append(" If Exists ");
      builder.append(NameBuilder.buildIndex(name));
    } else {
      builder.append(" Table ");
      builder.append(" If Exists ");
      builder.append(name);
    }
    return builder.toString();
  }

  public void excute(Context context) {
    try {
      DBUtils.execSQL(context, build());
    } catch (Exception e) {
      e.printStackTrace();
    }
  }
}

Java Source Code List