aws-samples / amazon-qldb-dmv-sample-java
Conditional Complexity

The distribution of complexity of units (measured with McCabe index).

Intro
  • Conditional complexity (also called cyclomatic complexity) is a term used to measure the complexity of software. The term refers to the number of possible paths through a program function. A higher value ofter means higher maintenance and testing costs (infosecinstitute.com).
  • Conditional complexity is calculated by counting all conditions in the program that can affect the execution path (e.g. if statement, loops, switches, and/or operators, try and catch blocks...).
  • Conditional complexity is measured at the unit level (methods, functions...).
  • Units are classified in four categories based on the measured McCabe index: 1-5 (simple units), 6-10 (medium complex units), 11-25 (complex units), 26+ (very complex units).
Learn more...
Conditional Complexity Overall
  • There are 335 units with 2,896 lines of code in units (68.6% of code).
    • 0 very complex units (0 lines of code)
    • 0 complex units (0 lines of code)
    • 2 medium complex units (74 lines of code)
    • 12 simple units (286 lines of code)
    • 321 very simple units (2,536 lines of code)
0% | 0% | 2% | 9% | 87%
Legend:
51+
26-50
11-25
6-10
1-5
Alternative Visuals
Conditional Complexity per Extension
51+
26-50
11-25
6-10
1-5
java0% | 0% | 2% | 9% | 87%
Conditional Complexity per Logical Component
primary logical decomposition
51+
26-50
11-25
6-10
1-5
tutorial/qldb0% | 0% | 8% | 16% | 74%
tutorial/model/streams0% | 0% | 9% | 12% | 78%
tutorial0% | 0% | 0% | 7% | 92%
tutorial/streams0% | 0% | 0% | 13% | 86%
tutorial/model0% | 0% | 0% | 0% | 100%
Most Complex Units
Top 20 most complex units
Unit# linesMcCabe index# params
public boolean equals()
in src/main/java/software/amazon/qldb/tutorial/qldb/JournalBlock.java
40 14 1
public boolean equals()
in src/main/java/software/amazon/qldb/tutorial/model/streams/BlockSummaryRecord.java
34 12 1
public void verifyBlockHash()
in src/main/java/software/amazon/qldb/tutorial/qldb/JournalBlock.java
27 7 0
public static RevisionMetadata fromIon()
in src/main/java/software/amazon/qldb/tutorial/qldb/RevisionMetadata.java
18 7 1
public boolean equals()
in src/main/java/software/amazon/qldb/tutorial/qldb/RevisionMetadata.java
9 7 1
public boolean equals()
in src/main/java/software/amazon/qldb/tutorial/model/streams/Revision.java
19 7 1
public boolean equals()
in src/main/java/software/amazon/qldb/tutorial/qldb/QldbRevision.java
12 6 1
public boolean equals()
in src/main/java/software/amazon/qldb/tutorial/qldb/TransactionInfo.java
13 6 1
public static void verifyRegistration()
in src/main/java/software/amazon/qldb/tutorial/GetRevision.java
84 6 3
public static boolean isSecondaryOwnerForVehicle()
in src/main/java/software/amazon/qldb/tutorial/AddSecondaryOwner.java
24 6 3
public int hashCode()
in src/main/java/software/amazon/qldb/tutorial/model/streams/BlockSummaryRecord.java
12 6 0
public boolean equals()
in src/main/java/software/amazon/qldb/tutorial/model/streams/StreamRecord.java
16 6 1
private static void waitForKdsActivation()
in src/main/java/software/amazon/qldb/tutorial/streams/StreamJournal.java
28 6 0
private static void waitForKdsDeletion()
in src/main/java/software/amazon/qldb/tutorial/streams/StreamJournal.java
24 6 0
public boolean equals()
in src/main/java/software/amazon/qldb/tutorial/qldb/DocumentInfo.java
16 5 1
public boolean equals()
in src/main/java/software/amazon/qldb/tutorial/qldb/BlockAddress.java
11 5 1
public void verifyRevisionHash()
in src/main/java/software/amazon/qldb/tutorial/qldb/QldbRevision.java
11 5 0
public static void main()
in src/main/java/software/amazon/qldb/tutorial/ExportJournal.java
29 5 1
public boolean equals()
in src/main/java/software/amazon/qldb/tutorial/model/streams/RevisionSummary.java
13 5 1
public boolean equals()
in src/main/java/software/amazon/qldb/tutorial/model/streams/RevisionDetailsRecord.java
13 5 1