在groovy出现下述程序,但在gasnode groovy里显示错误,请帮助解决 ! h' y$ J. Y6 X; z H" b/ V% | , }9 z$ ^8 p+ r. D. E9 {, A" `3 _3 X9 n# f/ E; i
@Parameter (displayName = "Measured Pressure", usageName = "measured pressure")5 e/ Y7 |: w$ @ W4 C& S
public double getMeasured pressure() { 5 f6 {- X( M) L* p9 i5 H return measured pressure* H2 f, h9 e# X! i
} ) K9 Z' p% _* |( j public void setMeasured pressure(double newValue) { 1 \! [' q7 M+ [7 n measured pressure = newValue) ?: X6 p- M; ^, s2 E8 W
} ; U! {0 Y; B! V! D$ O public double measured pressure = 0 ) S/ J! J! s- Z8 r1 n/ ~- n5 U6 ?$ ^6 @/ u2 t
/**$ N7 [! L7 \+ h' d( W: |% i
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* This value is used to automatically generate agent identifiers.9 i. F( c. X# X# g, D
* @field serialVersionUID8 [! C& z+ \4 }& x8 E- G
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private static final long serialVersionUID = 1L - W( v) t, T# p 5 J4 \& o" {! _0 G /** # o2 h5 s% _, z! X D! E V *) v9 ]4 q. C' g5 n
* This value is used to automatically generate agent identifiers. J- b5 }8 `5 N M8 a6 d * @field agentIDCounter % U3 B* r5 J4 h * 1 u5 ^7 m7 _; V5 v- z% Q */* u/ @5 `0 r* }7 v
protected static long agentIDCounter = 1 & e1 X. r5 H) j7 |8 d& a : q9 w: | v. t' U/ G8 ^ /** ) U& B$ J! ]1 ~8 l *" w8 P4 e9 v. Z4 [* T$ r
* This value is the agent's identifier. 4 ^5 P8 N$ D' v4 j * @field agentID ; \6 w) I* ]) s& @) Y * 2 h) |" `& z0 [3 n) C) ]: Y _ */6 @ @* A8 ~0 B0 Q$ c
protected String agentID = "GasNode " + (agentIDCounter++)9 Y" ^ X; p) ^) N+ W: e8 \
7 g" p. N: \8 B2 g, [ /** . N* z' p9 d$ ?9 |3 {, ^$ l *0 }3 L, m+ I2 l
* This is the step behavior. # f0 z% R0 ]) |# g( E * @method step 9 c) Y0 G7 Q* f" D2 v! I *1 E, O: ^. T' {6 u! o+ @- Z- w
*/ . V5 Y- Y2 B w1 N& p @Watch(- E3 o7 w) S/ l) }- g! } r+ S
watcheeClassName = 'infrastructuredemo.GasNode',( E; V, h" i3 K; t9 z
watcheeFieldNames = 'pressure', 3 G+ c, {/ c0 D% v0 j query = 'linked_from', ( a- X/ U J/ i+ K& p; [ whenToTrigger = WatcherTriggerSchedule.LATER,% Z% k7 x% H% a/ e& Y+ }1 |* c
scheduleTriggerDelta = 10d- b% ^9 P8 j+ \0 F) G- D! X6 @9 @! }' K
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public def step(infrastructuredemo.GasNode watchedAgent) { * v0 g, c2 p& A, @3 ~, ~. _' q % [- J+ G( x; J! Z/ `" n1 G* m$ V // Define the return value variable. : g* b( @$ R+ w, K8 `$ Z def returnValue 4 d5 ^2 i3 J6 d1 E* I ; C2 q# s8 Q; U. f+ x7 C // Note the simulation time.; e" C$ P* j8 M3 L
def time = GetTickCountInTimeUnits()1 G8 s- M2 _# a( M% }
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// This is an agent decision. : t: Q- C* S( l% ^. z; C if (watchedNode.pressure<200) {9 L0 D7 b" c. c8 O" L' _
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// This is a task. 0 L- O% b! d8 g- U, w setPressure(watchedAgent.pressure)- H$ T5 g$ H5 s5 c
: a% T& ^% h+ ~$ \" ~ } else { 5 Y5 [+ p! `3 e" E* ?9 C# g a/ N3 @8 Z$ ]1 _
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// Return the results.6 p1 R) A2 R. E$ `$ t& {# X+ d8 d, g m
return returnValue- h, t0 f3 S# b! w1 o3 N
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/** ( L; C# S" C7 [# @ * # s/ X+ H$ e( {3 r' p9 f1 j z * This is the step behavior.. ]1 B8 X; p5 i |" M8 |3 q
* @method step 1 t. @) O$ o. t4 d7 n+ q *7 d6 @4 c4 P/ t" N4 k' l, P
*/ 1 e# I. f4 N& j; ^, S @ScheduledMethod(9 q, G( K' M* R p: O% i' t
start = 1d, 8 L. Y+ g3 n) o# \: K interval = 1d, K" ]* v/ `2 o
shuffle = false, V8 R% \! t! {# H3 a
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public void step() {5 V1 d2 h n- k: w+ v
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// Note the simulation time.4 N, z/ \ Z# M$ p6 P" f9 s
def time = GetTickCountInTimeUnits()+ H$ Y8 }5 l# d
( M. R U8 {5 _" `# n+ H( S // This is a task. : r0 O' p5 F* z9 d$ g measurePressure=pressure+ RandomDraw(-20.0, 20.0)+ h4 |: Y! F% U; l+ e, @
// End the method.; T' K8 w# K+ ~8 K
return% M% Q5 d! m# g8 J2 g: t
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}