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      1 /*
      2  * Copyright (C) 2018 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.internal.telephony;
     18 
     19 /**
     20  * Link Bandwidth Information from the Radio
     21  */
     22 public class LinkCapacityEstimate {
     23     /** Any field that is not reported shall be set to INVALID */
     24     public static final int INVALID = -1;
     25 
     26     /** LCE is active; Deprecated in HAL 1.2 */
     27     public static final int STATUS_ACTIVE = 0;
     28 
     29     /** LCE is suspended; Deprecated in HAL 1.2 */
     30     public static final int STATUS_SUSPENDED = 1;
     31 
     32     /** Downlink radio link capacity in kbps */
     33     public final int downlinkCapacityKbps;
     34 
     35     /** Uplink radio link capacity; added in HAL 1.2 */
     36     public final int uplinkCapacityKbps;
     37 
     38     /** Confidence of the downlink estimate as a percentage [1, 100]; deprecated in HAL 1.2 */
     39     public final int confidence;
     40 
     41     /** Status of the LCE; deprecated in HAL 1.2 */
     42     public final int status; // either STATUS_ACTIVE, STATUS_SUSPENDED, or INVALID
     43 
     44     /** Constructor matching the estimate in Radio HAL v1.0 */
     45     public LinkCapacityEstimate(int downlinkCapacityKbps, int confidence, int status) {
     46         this.downlinkCapacityKbps = downlinkCapacityKbps;
     47         this.confidence = confidence;
     48         this.status = status;
     49         this.uplinkCapacityKbps = INVALID;
     50     }
     51 
     52     /** Constructor matching the estimate in Radio HAL v1.2 */
     53     public LinkCapacityEstimate(int downlinkCapacityKbps, int uplinkCapacityKbps) {
     54         this.downlinkCapacityKbps = downlinkCapacityKbps;
     55         this.uplinkCapacityKbps = uplinkCapacityKbps;
     56         this.confidence = INVALID;
     57         this.status = INVALID;
     58     }
     59 
     60     @Override
     61     public String toString() {
     62         return new StringBuilder()
     63                 .append("{downlinkCapacityKbps=")
     64                 .append(downlinkCapacityKbps)
     65                 .append(", uplinkCapacityKbps=")
     66                 .append(uplinkCapacityKbps)
     67                 .append(", confidence=")
     68                 .append(confidence)
     69                 .append(", status=")
     70                 .append(status)
     71                 .toString();
     72     }
     73 }
     74